Solve the problem.The area of a rectangle is x4 -16 and one of its side has length x2+4. Find the length of the other side.
A. x2 - 4
B. x2+16
C. x2
D. x2+4x
Answer: A
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Find the first four nonzero terms in the Maclaurin series for the function.f(x) = sin x cos x
A. 1 + x - 
x2 - 
x3 + . . .
B. x + 
x3 - 
x5 + 
x7 + . . .
C. x - 
x3 + 
x5 - 
x7+ . . .
D. x - 
x3 + 
x5 - 
x7 + . . .
Solve.An oil tank holds 280 gallons of oil. On March 1st, the gauge showed it to be 
full. At the end of the month, the tank was 
full. How much oil was used in March?
Fill in the blank(s) with the appropriate word(s).
Estimate the sum or difference by first rounding each value to the indicated place value.532.432 - 170.48
round each to the nearest ten
A. 360 B. 340 C. 370 D. 350
Solve the problem.A conical tank is resting on its apex. The height of the tank is 
, and the radius of its top is 
. The tank is full of gasoline weighing 
How much work will it take to pump the gasoline to a level 
above the cone's top? Give your answer to the nearest ft ? lb.
A. 738,903 ft ? lb B. 147,781 ft ? lb C. 1,379,285 ft ? lb D. 295,561 ft ? lb