Use the product rule to simplify. Write the results using exponents.(-9x4y)(-8x2y5)
A. -72x6y5
B. -72x6y6
C. 72x8y5
D. 72x6y6
Answer: D
Mathematics
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. -16 ln 
+ 10ln
+ 6ln
+ C
B. - 
+ 10ln
+ 6ln
+ C
C. -16 ln 
+ 10ln
+ C
D. -6 ln 
+ 10ln
- 6ln
+ C
Mathematics
Solve the problem.If s varies directly as t2, and s = 72 when t = 3, find s when t is 4.
A. s = 96 B. s = 128 C. s = 24 D. s = 12
Mathematics
Find the average velocity of the function over the given interval. g(t) = 3 + tan t, 
A. - 
B. 
C. - 
D. 0
Mathematics
Multiply.5(-2)
A. -15 B. -100 C. -110 D. -10
Mathematics