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zvonat [6]
3 years ago
15

Use a geometric model to factor x2 - 9 by following these steps:

Mathematics
1 answer:
Finger [1]3 years ago
4 0

Answer:(x-3) (x+3)

Step-by-step explanation:

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3. Luis wants to calculate the volume of his globe. The globe is in the shape of a sphere, as represented in
Aloiza [94]

The measure which is closest to the volume of Luis's globe is; 6301.2in³

<h3>Volume of a sphere</h3>

If the circumference of the globe along the equator is 72inches along the equator;

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Hence, the radius of the globe can be evaluated as;

  • r = 72/(2×3.14)

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r = 11.46in.

On this note, the Volume, V of the globe is;

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V = 6301.2in³

Read more on volume of a sphere;

brainly.com/question/22807400

8 0
2 years ago
What does $42,690e(0.03)×(20) equal​
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Answer:

77,786.251

Step-by-step explanation:

5 0
3 years ago
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Fermium-253 has a half life of three days. A sample contains 400 g. How long will it take for the sample to decay to 100 g?
NemiM [27]
After the first three days, the sample size will be half of the initial; therefore, 400g/2= 200g. However, it is asking how long will it take to decay to 100g, so we will take 200g/2= 100g, which will take another three days.  It will take 2 half-lives, which will encompass 6 days.
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3 years ago
Determine an algebraic expression for the probability of each genotype in terms of p (the probability of inheriting D) and q (th
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Simplify (9x^3-4x+10)+(x^3+10x-9)
Alex

Simplify

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Collect like terms

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<u>10x^2 + 6x + 1</u>

6 0
3 years ago
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