Simplify the rational expression.

A.
B.
C.
D.


Answer: C

Mathematics

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Use reduction formulas to evaluate the integral.

A. -  cot2 3x + cot 3x - x + C
B. -  cot3 3x + cot 3x + C
C. -  cot3 3x - cot 3x + x + C
D. -  cot3 3x + cot 3x + x + C

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Set up an integral for the length of the curve.x = y2 + 8y, 0 ? y ? 8

A.
B.
C.
D.

Mathematics

Graph the linear function. Give the domain and range.f(x) = x

A. Domain: (-?, ?)
Range: (-?, ?)

B. Domain: (-?, ?)
Range: (-?, ?)

Mathematics

Solve the equation for the specified variable.A = bh for b

A. = 
B. = 
C. = 
D. = 

Mathematics