4. Solve for t in each of the following compound interest equations. Leave your answer in terms of a logarithm.
a. 5490 = 4800 (1.009)
b. 3900 = 3000 (1.006)
c. 1460 = 1000 (1.0015)-21
d. 5951.70 = 5000 (1.00875)"
e. 33,010.20 = 30,000 (1.008)"

M? aoc=96 ? space, m, angle, a, o, c, equals, 96, degree \qquad m \angle boc = 8x - 67^\circm? boc=8x? 67 ? space, m, angle, b, o, c, equals, 8, x, minus, 67, degree \qquad m \angle aob = 9x - 75^\circm? aob=9x? 75 ? space, m, angle, a, o, b, equals, 9, x, minus, 75, degree find m\angle bocm? bocm, angle, b, o, c:

9000 dollars is placed in an account with an annual interest rate of 8%. how much will be in the account after 17 years, to the nearest cent?

Quickly select all numbers that are prime. 21 / 23 / 11 / 17 / 15