Algebra 2 Checkup
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1) 50! ÷ 48! =
2) $500 is invested at 5% interest compounded quarterly. How long will it take to equal $800? Round to the nearest tenth of a year. [Use A = P(1 + r/n)nt]
3) How many ways can 7 books be arranged on a shelf 5 at a time?
4) Given the arithmetic series an = a0 + d(n - 1), with a0 = 5 and d = 10, find the sum of the first 30 terms.
5) Solve for x: log232 = x
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Score: of 5