Evaluate the integral.

A. 7 sinh  + C
B. sinh  + C
C. 14 sinh  + C
D. sinh  + C

Answer: C

Mathematics

Solve the system by substitution.

A. (-1, 4) B. (-1, -4) C. (1, -4) D. (1, 8)

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Mathematics

Write the following in simplest form using positive exponents.78 ÷ 7?4

A.
B.
C. 7⁴
D. 7¹²

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Mathematics

Find a so that the statement is true.

A. 6 B. 2 C. 0 D. 3 E. 1

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Mathematics

Graph the function.y = - sec (?x)

A.

B.

C.

D.

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Mathematics