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ivann1987 [24]
4 years ago
6

Find the difference.

Mathematics
2 answers:
34kurt4 years ago
7 0

Answer:

D. 7x2 - 2x + 4

Step-by-step explanation:

5x2 + 2x + 11 - 7 - 4x +2x2

7x2 + 2x + 11 - 7 - 4x

7x2 - 2x + 11 - 7

7x2 - 2x + 4

leonid [27]4 years ago
3 0

\text{Solve:}\\\\(5x^2 + 2x + 11) - (7 + 4x - 2x^2)\\\\5x^2+2x+11-7-4x+2x^2\\\\7x^2+2x+11-7-4x\\\\7x^2-2x+11-7\\\\\boxed{7x^2-2x+4}

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You know the definitions of the trig functions tell you
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4 years ago
The graph of f(x) = x3 + 6x2 + 12x + 8 is shown.
Norma-Jean [14]
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3 years ago
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What is the result of dividing the distance around a circle by the distance across the same circle? What number can you use as a
tekilochka [14]

Answer: The result of the division is the number pi.

And the approximation of pi is: pi = 3.14

Step-by-step explanation:

The distance around a circle is called the perimeter of the circle.

The distance across a circle (This is a line that starts on one point of the circle, go through the center of the circle, and end in the next time it intersects the circle) is called the diameter of the circle.

The quotient between these two quantities is maybe one of the most famous numbers in the world, is the number pi, written as:

π = 3.14159265358979...

Is an irrational number, which means that the decimals keep going infinitely.

Then we can conclude that:

"The result of dividing the perimeter by the diameter, is equal to the number pi = π = 3.14159265358979..."

Because this is an irrational number and is actually impossible to write it, we usually use pi = 3.14 to aproximate it.

6 0
3 years ago
Geometric shapes are drawn on cards as shown. The cards are placed in a box. A card is randomly selected.
AnnZ [28]

Answer:

5/12

Step-by-step explanation:

This is because there are 12 cards and 5 of the twelve are triangles. So 5/12 is your answer! Hopefully I helped, enjoy your day :)

5 0
2 years ago
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Using the Distributive property:

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8 0
3 years ago
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