Find the product.(-3)(-7)(-3)
A. 63
B. -73
C. 37
D. -63
Answer: D
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Solve the problem.A swimming pool has a rectangular base 12 ft long and 24 ft wide. The sides are 7 ft high, and the pool is full of water. How much work will it take to lower the water level 2 feet by pumping the water out over the top of the pool? Assume that the water weighs Give your answer to the nearest ft ? lb.
A. 440,294 ft ? lb B. 17,971 ft ? lb C. 880,589 ft ? lb D. 35,942 ft ? lb
Round the amount to the nearest cent.$6.37897
A. $6.39 B. $6.37 C. $6.379 D. $6.38
Find the indicated angle.Identify the pair or pairs of supplementary angles.
A. ?ABE and ?ABD; ?ABE and ?EBF; ?DBF and ?EBF; ?DBF and ?ABD B. There are none. C. ?ABE and ?DBF D. ?ABD and ?EBF
Find the derivative.r = -
A. -
B. -
C. - +
D. - +