Add.(-9mn + 5mn2 - 8m2n2) + 
A. -5m2n2 + 6m2n + 5mn2 - 15mn
B. -5m2n2 + 11m2n - 15mn
C. -5m2n2 + 6m2n + 5mn2 - 3mn
D. -9m2n2
Answer: A
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Solve graphically. Round solutions to three decimal places, where appropriate.6x2 - 16x + 7 = 0
A. 1.052, 2.615 B. -0.448, 1.115 C. 0.652, 2.215 D. 0.552, 2.115
Set up an integral for the length of the curve.x = y2 + 7y, 0 ? y ? 7
A. 
B. 
C. 
D. 
Apply Green's Theorem to evaluate the integral.
(5y dx + 7y dy)C: The boundary of 0 ? x ? ?, 0 ? y ? sin x
A. 0 B. 4 C. -4 D. 2
Form the negation of the statement.Copenhagen is not the capital of Iran.
A. It is true that Iran is not the capital of Copenhagen. B. It is true that Copenhagen is not the capital of Iran. C. It is not true that Copenhagen is not the capital of Iran. D. It is not true that Iran is not the capital of Copenhagen.