Name the variables in the equation.V = ?r2h

A. V, ?, h
B. V, ?, r, h
C. r, h
D. V, r, h

Answer: D

Mathematics

Simplify the expression. Assume all variables represent nonnegative real numbers.(x2/3)4/7

A. x8/21 B. x21/8 C. x8/7 D. x26/21

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Mathematics

Choose the most reasonable unit of measure.Basketball court length: 25 (mm, cm, m, km)

A. cm B. km C. m D. mm

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Mathematics

Divide.(x4 + 1296) ÷ (x - 6)

A. x³+ 6x² + 36x + 216
B. x³+ 6x² + 36x + 216 +
C. x³- 6x² + 36x - 216 +
D. x³+ 6x² + 36x + 216 +

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Mathematics

For the pair of functions, find the product (fg)(x).f(x) = 5x + 4, g(x) = -x2 + 4x + 7

A. -5x3 + 16x2 + 51x + 28 B. 5x3 + 16x2 - 51x - 28 C. -5x3 - 17x2 + 51x - 28 D. -10x2 + 16x2 - 51x + 28

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Mathematics