Perform the indicated operation.(9k3 + 12k2 + 6k) ÷ (3k)
A. 3k2 + 4k + 2
B. 19
C. 3k4 + 4k3 + 2k2
D. 3k2 + 6k
Answer: A
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Factor completely. If a polynomial cannot be factored, say it is prime.2t5 - 6t4 - 20t3
A. (2t4 + 4)(t - 5) B. 2t3(t - 2)(t + 5) C. 2t3(t + 2)(t - 5) D. (t - 2)(2t4 + 10)
Evaluate the expression without using a calculator.eln 112
A. -112 B. e112 C. 112 D. ln 112
Solve the problem.A man rode a bicycle for 12 miles and then hiked an additional 8 miles. The total time for the trip was 5 hours. If his rate when he was riding a bicycle was 10 miles per hour faster than his rate walking, what was each rate?
A. Bike: 13 mph Hike: 3 mph B. Bike: 14.5 mph Hike: 4.5 mph C. Bike: 11.5 mph Hike: 1.5 mph D. Bike: 12 mph Hike: 2 mph
Find dy/dx by implicit differentiation.x1/3 - y1/3 = 1
A. - 
2/3
B. 
2/3
C. 
2/3
D. - 
2/3