Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
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Solve the problem.Assume that a person's threshold weight W, defined as the weight above which the risk of death rises dramatically, is given by W(h) = 
3 , where W is in pounds and h is the person's height in inches. Find the threshold weight for a person who is 6 ft 7 in. tall. Round your answer to the nearest pound.
A. 265 lb B. 161.6 lb C. 221.5 lb D. 296.3 lb
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?
A. 25 sq units
B. 21.25 sq units
C. 23.28 sq units
D. 23.97 sq units
E. 24 sq units
and compute the Riemann sum of f over the interval 
, choosing the representative points to be the left endpoints of the subintervals, using five subintervals of equal length
Find the inverse of the function.f(x) = x3 - 4
A. f-1(x) = 
+ 64
B. f-1(x) = 
+ 4
C. f-1(x) = 
- 4
D. f-1(x) = 
Write the sentence as a mathematical statement.Negative twenty-three is equal to negative twenty-three.
A. -23 = -23 B. -23 ? -23 C. -23 ? -23 D. -23 ? -23