Expand, where i2 = -1.(1 + 3i)3
A. 28 + 36i
B. 36 + 28i
C. -18 - 26i
D. -26 - 18i
Answer: D
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If 
and g(x) = x 2 - 6, x ? 0, determine algebraically whether f and g are inverse functions.
a. Yes, f and g are inverse functions.
b. No, f and g are not inverse functions.
Find principal to the nearest dollar, rate to the nearest tenth of a percent, or time to the nearest day. Use banker's interest.House of Realty earned 
interest on a $18,000 deposit in an account paying 4%. Find the number of days that the funds were on deposit.
A. 315 days B. 213 days C. 210 days D. 58 days
Solve.?x? > 10
A. (-10, ?) B. (-?, -10) ? (10, ?) C. (10, ?) D. (-10, 10)
Express in terms of sums and differences of logarithms.loga2x5yz2
A. loga2 + 5logax + logay + 2logaz B. loga2 ? 5logax ? logay ? 2logaz C. 10 loga2xyz D. loga2 + loga5x + logay + loga2z