Triangle HIJ has ∠I = 17° and ∠H = 84°. Find m∠ J.

Answer:

19 - 3(x - 2)²

Step-by-step explanation:

7 + 12x - 3x² ( rearrange terms in x )

7 - 3x² + 12x ( factor out - 3 from each of the x- terms )

= 7 - 3(x² - 4x)

using the method of completing the square on x² - 4x

add/subtract ( half the coefficient of the x- term )² to x² - 4x

= 7 - 3(x² + 2(- 2)x + 4 - 4)

= 7 - 3(x - 2)² - 3(- 4)

= 7 - 3(x - 2)² + 12

= 19 - 3(x - 2)² ← in the form a + b(x + c)²

with a = 19 , b = - 3 , c = - 2

To convert 2D image to 3D in image processing, first Pre-Processing,  Feature Extraction, Modeling, Rendering, and then Post-Processing.

The process of converting a 2D image to a 3D is called 3D reconstruction. It is a challenging task as it requires a lot of knowledge and skill. The steps to convert a 2D image to 3D are:

1. Pre-Processing: This step involves noise removal, image enhancement, and image segmentation.

2. Feature Extraction: This step involves extracting important features from the image such as lines, circles, and other shapes.

3. Modeling: This step involves creating a 3D model using the extracted features.

4. Rendering: This step involves adding textures, colors, and shadows to the 3D model to make it look realistic.

5. Post-Processing: This step involves editing the 3D model to make it look better. It includes smoothing, blending, and other post-processing techniques.

The result of these steps is a 3D image that looks realistic and has the same features as the original 2D image.

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The point's x and y coordinates may be switched to create the point's image around the line y=x. As an illustration, consider the picture of the point (a,b) about the line y=x: (b,a).

A main image's spatial reference is specified by an image coordinate system. No distortions appear when a main picture is presented in its own image coordinate system, and secondary images and features can be projected onto the primary image using its image coordinate system.

The point B(l,m) is the point that corresponds to the point P in the line mirror ax+by+c=0 such that PB is perpendicular to ax+by+c=0 and the midpoint L of PB falls on the line ax+by+c=0.

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The image of the point (3, 4) with respect to the line x = y is the point that results from reflecting (3, 4) across the line x = y.

To understand this, we first need to understand what it means for a point to be reflected across a line.

Reflection is a transformation that flips a figure across a mirror line or line of reflection. In this case, the line of reflection is x = y. When a point is reflected across a line, the image point is located on the opposite side of the line from the original point, and it is the same distance from the line as the original point.

To find the image of points (3, 4) with respect to x = y, we need to first draw a line x = y in the coordinate plane. Then, we can visualize points (3, 4) on one side of the line and their image on the other side.

When we reflect points (3, 4) across the line x = y, the coordinates of the point will be flipped. The new coordinates will be (4, 3) instead of (3, 4). So the image of the point (3, 4) with respect to x=y is (4,3)

In summary, the image of the point (3, 4) with respect to the line x = y is (4, 3), which is the point that results from reflecting (3, 4) across the line x = y by flipping the coordinates of the point.

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The percentage of vertebrates that are reptiles is approximately 13.8%

Percentage is a way of expressing a number as a fraction of 100. It is commonly used to express rates, ratios, and proportions. A percentage is represented by the symbol "%" and is calculated by multiplying a number by 100 and dividing the result by the total number of items being considered.

In this problem, we need to determine the percentage of vertebrate that are reptiles.

This can be represented mathematically as;

Percentage of reptiles = [number of reptiles / total number of vertebrates] * 100

Percentage = [8240 / 59811] * 100

Percentage = 13.8%

The percentage of reptiles is 13.8%

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Answer:

12

Step-by-step explanation:

squares have equal sides

The equation that has the solutions [tex]\frac{-3 \pm \sqrt{3}i }{2}[/tex] will be a) 2x² + 6x + 9

Here we have to find the equation which has roots

[tex]\frac{-3 \pm \sqrt{3}i }{2}[/tex]

This means that the factors of the roots will be

[tex]x+\frac{3 + \sqrt{3}i }{2}[/tex] and [tex]x+\frac{3 - \sqrt{3}i }{2}[/tex]

Now since all our options are quadratic equations, they have to be a product of these 2 factors and ONLY an additional numerical co-efficient

Hence we get

[tex][x+\frac{3 + \sqrt{3}i }{2}][x+\frac{3 - \sqrt{3}i }{2}][/tex]

rearranging this will give us

[tex][x+\frac{3}{2} + \frac{ \sqrt{3}i }{2}][x+\frac{3}{2} - \frac{ \sqrt{3}i }{2}][/tex]

using the formula

a² - b² = (a + b)(a - b) we get

(x + 3/2)² - (√3i/2)²

= x² + 9/4 + 3x + 9/4                                                                  [since i² = -1]

Hence we get x² + 3x + 9/2

= a) 2x² + 6x + 9

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Correct Question

Which equation has the roots

[tex]\frac{3 \pm \sqrt{3}i }{2}[/tex]

a) 2x² + 6x + 9 = 0

b) x² + 3x + 12 = 0

c) x² + 3x + 3 = 0

d) 2x² + 6x + 3 = 0.

[tex]5x - 2x + 7 - x[/tex]

Combine Like Terms:

[tex](5x-2x-x)+(7)[/tex]

[tex]=\fbox{2x + 7}[/tex]

Answer:

2x+7

Step-by-step explanation:

5x -2x +7 -x (Add or subtract common fields[our common field is x])

5x -3x +7 Add the negatives toghether first( your dept)

2x+7 subtract your dept from the value you have

Answer: 1,667

Step-by-step explanation:

Answer: Ronaldo scored 6 goals in his first three soccer games

Step-by-step explanation: Ronaldo scored 6 goals in his first three soccer games because If he scored 4 goals in the fourth match then in the first 3 he would score 6 because 6 + 4 = 10 goals in total. Hope my answer was useful.

Answer:

The result can be shown in multiple forms.

Exact Form:

− 3/2

Decimal Form:

− 1.5

Mixed Number Form:

−1 1/2

Step-by-step explanation:

Answer:

[tex]\displaystyle -\frac{3}{2}[/tex]

Step-by-step explanation:

[tex]\displaystyle \biggr(\frac{7}{4}-\frac{8}{3}\biggr)-\biggr|\frac{1}{6}-\frac{3}{4}\biggr|\\ \\=\biggr(\frac{7*3}{4*3}-\frac{8*4}{3*4}\biggr)-\biggr|\frac{1*2}{6*2}-\frac{3*3}{4*3}\biggr|\\ \\=\biggr(\frac{21}{12}-\frac{32}{12}\biggr)-\biggr|\frac{2}{12}-\frac{9}{12}\biggr|\\ \\=-\frac{11}{12}-\biggr|-\frac{7}{12}\biggr|\\\\=-\frac{11}{12}-\frac{7}{12}\\\\=-\frac{18}{12}\\ \\=-\frac{3}{2}[/tex]

The line passing through x- intercept 1 and y- intercept 1 so equation of line is x+y = 1

Depending on the various parameters, there are several ways to express the equation of a given line in mathematics. Point-slope form, slope-intercept form, two-point form, intercept form, etc. are among the ways that are most frequently observed.

By The Intercept A line's equation has the form x/a + y/b = 1. The x-intercept in this case is "a," and the y-intercept is "b."

The distance from the origin and on the x-axis where this line crosses the x-axis is represented by the value of "a," and the distance from the origin and on the y-axis where this line crosses the y-axis is represented by the value of "b."

We are able to determine the quadrants through which this line travels by using the signs of these intercepts.

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The total amount of flour used for the oatmeal cookies is 6 cups and Each batch of oatmeal cookies uses 2 cups of flour.

We can start by using the information given to set up an equation for the total amount of flour used for the chocolate chip cookies.

We know that each batch of chocolate chip cookies uses 2 1/4 cups of flour and there are 3 batches of chocolate chip cookies.

So the total amount of flour used for the chocolate chip cookies is:

2 1/4 cups x 3 batches = 6 3/4 cups

We also know that the total amount of flour used for all 6 batches is 12 3/4 cups and we know how much flour is used for chocolate chip cookies: 12 3/4 cups - 6 3/4 cups = 6 cups

So the total amount of flour used for the oatmeal cookies is 6 cups.

And since there are 3 batches of oatmeal cookies, we can find out how many cups of flour are needed for each batch by dividing the total amount of flour by the number of batches:

6 cups / 3 batches = 2 cups

So each batch of oatmeal cookies uses 2 cups of flour.

Therefore, The total amount of flour used for the oatmeal cookies is 6 cups and Each batch of oatmeal cookies uses 2 cups of flour.

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Step-by-step explanation:

8-11= -3

which means it negative number

Answer:

A prime triplet is a set of three prime numbers that are consecutive and differ by 2 (e.g. 3, 5, 7). The first prime triplet is (3, 5, 7), and it is well known that there are no other prime triplets. There is only one prime triplet that exist.

It is important to note that the concept of prime triplet is not commonly used in number theory and there are not many studies that focus on counting the number of prime triplets. Also, it is not known if there are an infinite number of prime triplets or not.

Step-by-step explanation:

The depth of water in the tank is increasing at the rate of approximately 0.0135 meters per minute when the depth is 8 meters.

A cone is a three-dimensional geometric structure with a smooth transition from a flat base—often but not always circular—to the point at the top, also known as the apex or vertex.

To find the rate at which the depth of water in the tank is increasing, we can use the formula for the volume of a cone:

V = (1/3) * π * r^2 * h

Where V is the volume, π is pi, r is the radius, and h is the height (depth) of the cone.

We know that the radius at the top of the tank is 15 meters, the depth of the tank is 8 meters, and the rate of water flow is 2 cubic meters per minute.

So we can use the above formula to find the rate at which the depth is increasing.

Let's call the rate at which the depth is increasing "dh/dt"

V = (1/3) * π * 15^2 * 8

dV/dt = (1/3) * π * 15^2 * dh/dt

Now we know that the rate at which the water is flowing is 2 cubic meters per minute, so we can substitute it for dV/dt

2 = (1/3) * π * 15^2 * dh/dt

Solving for dh/dt

dh/dt = 2/( (1/3) * π * 15^2 )

Therefore, the depth of water in the tank is increasing at the rate of approximately 0.0135 meters per minute when the depth is 8 meters.

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Answer:

B，8.8cm

Step-by-step explanation:

I don't know if you have learned about the relations between the three sides of a 30,60,90 right-angled triangle. It shows one angle is 29, we will estimate it for 30.

Relations： 30 angled face side DF is 1, 60 face side EF is √3=1.732， 90 face side DE is 2

And we knew EF=7.7

So, 1.732/7.7=2:DE

1.732DE=15.4

       DE=8.89

Sorry, I hope someone can help you in a simpler way.

The possible measures of the other two angles would be -

56° and 68° respectively.

A triangle is a polygon with three edges and three vertices. It is one of the basic shapes in geometry. In Euclidean geometry, any three points, when non-collinear, determine a unique triangle and simultaneously, a unique plane

Given is that one angle of an isosceles triangle measures 56°.

Angles opposite to equal sides are equal. In a isosceles triangle, two sides are equal. So, we can write -

∠1 = ∠2 = 56°    {Angles opposite to equal sides are equal}

∠3 + ∠1 + ∠2 = 180

∠3 = 180 - 2 x 56

∠3 = 180 - 112

∠3 = 68°

Therefore, the possible measures of the other two angles would be -

56° and 68° respectively.

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The solution of the inequality are n  ≤ -7 and n ≥ -12.

A compound inequality is an inequality that combines two simple inequalities.

Therefore, let's solve the compound inequality individually.

n + 2 ≤ −5 and  n + 6 ≥ −6

Hence,

n + 2 ≤ − 5

subtract 2 from both sides of the inequality

n + 2 - 2 ≤ − 5 - 2

n  ≤ -7

n + 6 ≥ −6

subtract 6 from both sides of the inequality

n + 6 ≥ −6

n + 6 - 6 ≥ −6 - 6

n ≥ -12

Therefore, n  ≤ -7 and n ≥ -12

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Finding a number's square root is the equivalent as squaring it, or the opposite process. When you multiply the square root of a given integer by itself, you get the original number. Since 8 x 8 equals 64, as fact, 8 is the square root of 64.

It is possible to multiply an integer by its square root in order to obtain the original value. Square root of, end square root is the symbol for this mathematical concept. Contrary to squaring, finding a number's square root is the reverse. For instance, 3 is squared at 9, 32, and its square root at 9, which is 9, is equal to 3. It is simple to multiply by 9 since it is a perfect square.

Thus, there is a reverse relationship between squaring and getting the square root.

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The rate of change of the system will be equal to 5.

An indicator of how one quantity changes in proportion to another is called a rate of change. Consequently, if y is the dependent variable and x is the independent variable.

Rate of change = Slope of the line

Given that a baker is making cookies and the number of cookies is represented by the function y = 5x + 9 where x is the time in hours and y is the total number of cookies in the bakery.

For the given equation the slope is,

y = 5x + 9

Rate of change = slope

Rate of change = 5

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Every matching portion of one triangle is congruent to the other if two triangles are congruent.

A triangle, which is a polygon, has three sides and three vertices. One of geometry's basic shapes is it. A triangle with the vertices A, B, and C is referred to as Triangle ABC. A unique plane and triangle are discovered in Euclidean geometry when the three points are not collinear. Having three sides and three corners, a triangle is a polygon. The triangle's corners are defined as where the three sides meet one another end to end. 180 degrees is the result of adding the three triangle angles.

given

PQ = 12 units, and PS = 12 units, with PR dividing ZQPS.

OA validates AAS's triangular display. Triangle is consistent with PRQ. Triangle is shown by SAS thanks to PRS OC. Triangle is consistent with PRQ. SRP

Every matching portion of one triangle is congruent to the other if two triangles are congruent.

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A movie is not a real image, it is a series of still images or frames that are played back in rapid succession to create the illusion of motion.

Real images are those that are formed by light that has been refracted or reflected by an object or lens. These images are located on the same side of the lens as the object and can be projected onto a screen or viewed directly.

In movie, the images are typically captured on film or digitally and then played back on a screen at a high frame rate (usually 24 or 30 frames per second) to create the illusion of motion.

This is known as the persistence of vision effect. The images are not actually moving, but the human eye and brain perceive them as moving because of the rapid succession of still images.

In conclusion, a movie is not a real image, it is a series of still images played back in rapid succession to create the illusion of motion.

Real images are formed by light that has been refracted or reflected by an object or lens, whereas in movie the images are captured on film or digitally and then played back on a screen at a high frame rate to create the illusion of motion.

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Measure of angle A is m∠A = 18.358

The intersection of x = -1 and x = 1 is where f(x) = g(x) has its solution.

Therefore,

The intersection of the two lines, or the point at which they are equal, is the answer to the equation f(x) = g(x). According to the table provided, only the values 9 and 12 are shared by both f(x) and g(x).

Consequently, the intersection of x = -1 and x = 1 is where f(x) = g(x) has its solution.

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The number of balls that Eve has will be 25 balls.

A word problem in mathematics simply refers to a question that is written as a sentence or in some cases more than one sentence which requires an individual to use his or her mathematics knowledge to solve the real life scenario given.

In this situation, Eve had some balls she tried to share them evenly first in 2 bags ,then in 3bags,and finally in 4 bags and each time ,she had one ball left over.

The number of balls that Eve has will be:

= (2 × 3 × 4) + 1

= 24 + 1

= 25 balls

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The numbers that 904 is divisible by are 1, 2, 4, 8, 113, 226, 452, and 904. You may also be interested to know that all the numbers that 904 is divisible by are also known as the factors of 904.

There are 301 numbers less than 904 divisible by 3, as per arithmetic progression.

What is an arithmetic progression?

"Arithmetic Progression is a sequence of numbers in order, in which the difference between any two consecutive numbers is a constant value."

Let, there are 'n' terms less than 904 divisible by 3.

Now, the first term divisible by 3 is(a) = 3.

The second term divisible by 3 is = 6.

Therefore, the common difference between terms divisible by 3 is(d)

The last term that is less than 904 and divisible by 3 is() 903.

Now, if we compare it with arithmetic progression, then

The required number is 301.

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Step-by-step explanation:

[tex]\frac12(8k+12k^2+6k^3)\\=4k+6k^2+3k^3\\[/tex]

Rearrange into descending order:

[tex]\boxed{3k^3+6k^2+4k}[/tex]