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Keith_Richards [23]
4 years ago
13

Which expression is a difference of squares with a factor of 2x + 5? 4x2 + 10 4x2 – 10 4x2 + 25 4x2 – 25

Mathematics
2 answers:
Naily [24]4 years ago
7 0

Answer:

The required expression is 4x^2-25

Step-by-step explanation:

The difference of squares formula is given by

(a+b)(a-b)=a^2-b^2

We have been given that one factor is 2x+5. Hence, a = 2x, b = 5

It means that other factor must be (a-b) = (2x-5)

Hence, in order to find the expression, we can multiply the factors.

(2x+5)(2x-5)

Using the difference of squares formula

(2x+5)(2x-5)\\\\=(2x)^2-5^2\\\\4x^2-25

Therefore, the required expression is 4x^2-25

aleksley [76]4 years ago
5 0
I hope this helps you

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dolphi86 [110]
188.49 this i because you take the circumference of the circle 2<span>π</span>r and multiply that by 3
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4 years ago
Find the x intercept of the line<br> -4x-2y=16<br> (-4,0)<br> (4,0)<br> (0,8)<br> (0,-8)
Lapatulllka [165]
So you have to make it so that y is on one side

So,

-4x = 16 + 2y              Add 2y to both sides

-4x - 16 = 2y               Subtract 16 from both sides

-2x - 8 = y                   Divide by 2 so that y is alone

So plug in the multiple choice questions

(-4, 0)

-2(-4) - 8 = 0

8 - 8 = 0

The Answer is A
7 0
3 years ago
Which are lines that will intersect? which are perpendicular lines? which are skew lines?
Anarel [89]

By using the concept of line, coplanar, non parallel lines always intersect

Definition of perpendicular and skew lines has been given

What is a line?

A geometrical object which has only length but no breadth and height is  called a line

The lines which are coplanar and are not parallel will intersect at some point

Two lines are said to be perpendicular to each other if the angle between them is 90°

The lines which are not parallel, non coplanar at do not intersect are called skew lines.

To learn more about lines, refer to the link-

brainly.com/question/28045419

#SPJ4

6 0
1 year ago
If x equals 8 -(-2.25) and y equals 6-4.2-(-4.9) what is the value of x-y
slamgirl [31]

Answer:

x = 10.25

y = 6.7

Step-by-step explanation:

X = 8 - (-2.25) = 10.25

Y = 6 - 4.2 - (-4.9) = 6.7

8 0
3 years ago
Use the given parent function f(x)=|x| to graph g(x)=|x+2|-4. use the ray tool and select two points to graph each ray. ​
marin [14]

Shown in the attached figure

<h2>Explanation:</h2>

The absolute value function is a function that takes the shape of a V. The pattern of the absolute value function is:

f(x)=\mid x \mid

So we need to use this function in order to obtain:

g(x)=\mid x+2 \mid -4

Recall that to translate a function vertically, we use the following rule:

g(x)=f(x)+k \\ \\ \bullet \ If \ k>0 \ the \ graph \ of \ f(x) \ is \ translated \ k \ units \ up \\ \\ \bullet \ If \ k

And to translate a function horizontally, we use the following rule:

g(x)=f(x+c) \\ \\ \bullet \ If \ c>0 \ the \ graph \ of \ f(x) \ is \ translated \ c \ units \ to \ the \ left \\ \\ \bullet \ If \ c

Since:

c=2>0 \  and \ k=-4

Then:

<em>g(x) is the translation of f(x) 2 units to the left and 4 units down</em>

<em />

<h2>Learn more:</h2>

Transformations in real-world problems: brainly.com/question/1033817

#LearnWithBrainly

8 0
3 years ago
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