Using the restrictions stated for the function, find a rule for f-1.f(x) = x4 , x ? 0

A. f-1(x) = -
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 


Answer: D

Mathematics

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Add or subtract. +  - 

A. x + 7
B. x - 5
C.
D.

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A formula is given, along with values for all but one of the variables in the formula. Find the value of the variable that is not given.A = ?r2  for r = 6, ? = 3.14

A. A = 9.14 B. A = 18.84 C. A = 59.16 D. A = 113.04

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Simplify the radical. Assume that all variables represent positive real numbers.

A.
B.
C.
D.

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