2 years ago

The top of Mount Everest is 29,028 feet above sea level. How many miles is that?

Mathematics

1 answer:

galben [10]2 years ago

4 0

Answer:

5 and half miles

Step-by-step explanation:

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Less than. <

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2 years ago

8) Factor each sum or difference of cubes completely.<br> a. 8x3 + 27

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Answer:

$\large\boxed{(2x+3)(4x^2-6x+9)}$

Step-by-step explanation:

$8=2^3\\\\8x^3=2^3x^3=(2x)^3\\\\27=3^3\\\\8x^3+27=(2x)^3+3^3\qquad\text{use}\ a^3+b^3=(a+b)(a^2-ab+b^2)\\\\=(2x+3)\bigg((2x)^2-(2x)(3)+3^2\bigg)=(2x+3)(4x^2-6x+9)$

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3 years ago

What is the relationship between sin(90 degrees) and sin(-90 degrees)

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Answer:

$sin(90\°)=-sin(-90\°)$

Step-by-step explanation:

we know that

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$sin(-90\°)=-1$

therefore

$sin(90\°)=-sin(-90\°)$

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3 years ago

A television screen, length is 16 1/2 inches, width is w inches, and area is 462 square inches. Select all THREE equations that

tatiyna

Answer:

it's B, C, and D

Step-by-step explanation:

A. w ⋅ 462 = 16 1/2

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B. 16 1/2 ⋅ w = 462

is B

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C. 462 ÷ 16 1/2 = w

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D. 462 ÷ w = 16 1/2

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Step-by-step explanation:

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