Evaluate the integral.
A. 
cos7 ? + C
B. 
cos6 ? + C
C. - 
cos9 ? + C
D. - 
cos8 ? + C
Answer: D
Mathematics
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Write a chain rule formula for the following derivative.
for u = f(v); v = h(s, t)
A. 
= 
B. 
= 
C. 
= 
D. 
= 
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Use least common multiple or greatest common divisor to solve the problem.George has 54 donuts and 66 bagels. He wants to divide his bagels and donuts into stacks so that there are the same number of pastries in each stack. What is the greatest number of pastries that he can place in each stack?
A. 9 B. 7 C. 8 D. 6
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Use the quadratic formula to solve the equation.x2 + 9x - 22 = 0
A. -11, 2 B. 11, 2 C. 11, -2 D. -11, 1
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Perform the indicated operation.-5 ? (-5)
A. -30 B. -25 C. 30 D. 25
Mathematics