Exponential Growth

Model population growth and compound interest.

1️⃣

Watch the video

Start here (or skip if you already know it)

2️⃣

Visualize it

Explore it, then spot the correct graph

3️⃣

Practice problems

Answer 3 problems (80%+ correct)

Step 1: Watch

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Exponential Growth and Decay Word Problems

The Organic Chemistry Tutor · 12:49

Play with the interactive model to see how the math works, then test yourself by spotting the correct graph.

Move the controls and watch the math change — build a picture in your head before you solve.

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Growth: y = a(1 + r)ᵗ where r is the growth rate.

Try the Quiz tab to test your visual intuition for this skill.

Answer 3 problems with at least 80% correct to complete this skill.

Problem 1

$1000 invested at 5% annual interest. Value after 2 years? (compound annually — round to the hundredths place, the nearest cent)

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