Simplify.

A. x 
B. 2x
C. x2
D.


Answer: C

Mathematics

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Solve.2x + 2 = 18

A. x = 18 B. x = 8 C. x = 14 D. x = 7

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Find the measure of the angles.?A = (10x + 66)°, ?B = (5x + 111)°

A. 156° and 156° B. 24° and 24° C. -66° and -66° D. 24° and 156°

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

A.  + 8 ln   + C
B.  + 8 sin-1   + C
C.  + 8 ln  + C
D. 8 sin-1   + C

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Solve the problem.A board of length  inches was cut into two pieces. If one piece is  inches, express the length of the other board as a rational expression.

A.  in.
B.  in.
C.  in.
D.  in.

Mathematics