The function f is one-to-one. Find its inverse.f(x) = 6x

A. f-1(x) = 
B. f-1(x) = -6x
C. f-1(x) = 
D. f-1(x) = 6x


Answer: A

Mathematics

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Solve the differential equation.y' + 2xy = 23x

A. y = 23 + cex2
B. y =  + 2x + ce-x2
C. y =  + cex2
D. y =  + ce-x2

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Evaluate the integral by making a substitution and then using a table of integrals.  

A. 9 sin-1 + x  + C
B.   - 3 ln  + C
C. 9 sin-1 -   + C
D. 9 sin-1 -   + C

Mathematics

Simplify the expression.

A. 35
B.
C.
D.

Mathematics

Graph the inequality.3x + 5y ? 15

A.

B.

C.

D.

Mathematics