Simplify the algebraic expression.-4(2x - 9) - 4x + 6
A. -12x - 30
B. 4x + 42
C. 12x + 42
D. -12x + 42
Answer: D
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Find the volume of the solid generated by revolving the region R bounded by the graphs of the given equations about the 
.y = x2, y = 25, x = 0
A. 625?
B. 
?
C. 3750?
D. 2500?
Decide whether or not the given equation is an identity.
= cot y(1 - sin y)
A. Yes B. No
Evaluate the following improper integral whenever it is convergent.
?
?
A. 
B. 
C. 
D. ?
E. the integral is divergent
Write a word name for the number in the sentence.The weight of a full grown Great Pyrenees dog named Simba is 152.86 pounds.
A. One hundred fifty-two and eighty-six thousandths B. One hundred fifty and two hundred eighty-six thousandths C. One thousand fifty-two and eighty-six tenths D. One hundred fifty-two and eighty-six hundredths