Use the half-angle formulas to simplify the given expression.
A. 6 sin 8x
B. 3 sin 8x
C. 2
sin 8x
D. 3 cos 8x
Answer: A
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Evaluate the work done between point 1 and point 2 for the conservative field F.F = 9 sin 9x cos 8y cos 4zi + 8 cos 9x sin 8y cos 4zj + 4 cos 9x cos 8y sin 4zk ; P1(0, 0, 0) , P2
A. W = 1 B. W = -2 C. W = 2 D. W = 0
Write the decimal as a fraction or mixed number in lowest terms.24.90
A. 249
B. 2
C. 24
D. 2490
Solve the problem. Round to the nearest cent.A director of accounts received a bill for $1455, dated July 4, with sales terms 4/10 EOM. Find the cash discount and amount due if the bill was paid August 24.
A. Cash discount: $58.20; net amount: $1396.80 B. Cash discount: $145.50; net amount: $1309.50 C. Cash discount: $14.55; net amount: $1440.45 D. Cash discount: $0; net amount: $1455
Find the vertical asymptotes, if any, of the graph of the rational function.h(x) = 
A. x = 0 and x = 5 B. x = -5 C. x = 0 and x = -5 D. no vertical asymptote