OpenStax, Algebra and Trigonometry 2e §2.3 Models and Applications · Exercise 44 · Algebra · Inequalities

Models and Applications · Exercise 44

Use the formula given to solve for the required value.

$A = P (1 + r t)$ is used to find the principal amount P deposited, earning r% interest, for t years. Use this to find what principal amount P David invested at a 3% rate for 20 yr if $A = \$ 8,000.$

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OpenStax, Algebra and Trigonometry 2e · §2.3 Models and Applications · Exercise 44

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