Question 17 • TX-Pre-Calculus
Set the balance equal to $2,300: 2,000(1 + r)^3 = 2,300. Dividing by 2,000 and taking the cube root gives 1 + r = (1.15)^(1/3), so r ≈ 0.0477, or 4.77%. The correct choice is 4.77%.
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