Simplify the expression. Assume that all variables are positive when they appear.

A.
B.
C.
D.


Answer: B

Mathematics

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Provide an appropriate response.Increasing the initial speed of a projectile by a factor of 10 increases its range by what factor? Assume the elevation is the same.

A. Factor of 100 B. Factor of 10 C. Factor of 3.16 D. The elevation must be specified before an answer can be found.

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Provide an appropriate response.Use a calculator to find cos 0.1250. Round to four significant digits.

Fill in the blank(s) with the appropriate word(s).

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Find the product.3y3(4y - 2)(y + 3)

A. 30y4 - 18y3 B. 12y5 - 18y3 C. 12y5 + 30y4 - 18y3 D. 42y4 - 18y3

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Add and simplify. + 

A. 2 B. 8 C. -4 D. 4

Mathematics