Multiply the polynomials using the special product formulas. Express the answer as a single polynomial in standard form.(4x - 2)3
A. 64x3 - 96x2 + 48x - 8
B. 64x3 + 96x2 + 48x + 8
C. 16x2 - 16x + 4
D. 64x3 - 96x2 + 96x - 8
Answer: A
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Use differentiation to determine whether the integral formula is correct.
dx = 
+ C
A. Yes B. No
Find the limit if it exists.
(x - 7)4/3
A. -16 B. 32 C. 8 D. 16
Solve the problem.The speed of a stream is 4 mph. If a boat travels 94 miles downstream in the same time that it takes to travel 47 miles upstream, what is the speed of the boat in still water?
A. 8 mph B. 12 mph C. 14 mph D. 15 mph
Solve the problem.How many different three-number "combinations" are possible on a combination lock having 24 numbers on its dial? Assume that no numbers repeat. (Combination locks are really permutation locks.)
A. 5.1004 × 105 three-number "combinations" B. 1.5301 × 106 three-number "combinations" C. 2.5502 × 105 three-number "combinations" D. 12,144 three-number "combinations"