Solve.How many ways can a president, vice-president, secretary, and treasurer be chosen from a club with 8 members?
A. 1680
B. 70
C. 24
D. 32
Answer: A
Mathematics
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Write the integral that gives the surface area generated when the curve is revolved about the x-axis. Do not simplify.y = x9 on [0, 4]
A. 2?
dx
B. 
dx
C. 2?
dx
D. 2?
dx
Mathematics
Factor the binomial completely.50a4b - 18b3
A. 2b(5a2 + 3b)(5a2 - 3b) B. (10a + 6b)(5ab - 3b2) C. 2b(5a + 3b)2 D. 2b(5a - 3b)2
Mathematics
Approximate the coordinates of each turning point by graphing f(x) in the standard viewing rectangle. Round to the nearest hundredth, if necessary.f(x) = 0.1x5 + 0.0075x4 - 0.3095x3 - 0.547x2 + 0.387x + 7
A. (0.29, 7.06) and (1.67, 6.04) B. (-0.43, 6.76) and (1.96, 6.33) C. (0, 7) and (2, 6.43) D. (-2.36, 0)
Mathematics
Graph the compound inequality.3x + y ? 3 or x - 4y ? 1
A. 
B. 
C. 
D. 
Mathematics