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Exponential functions

Grade 9-10

What this lesson shows

y = 2 to the power of x. That's not multiplying BY x — it's multiplying 2 by itself, x times over. What shape does that make?

Try it yourself

Real questions from this lesson's worksheets — answers below each one.

  1. Evaluate 2¹
    Show answer
    2
  2. Evaluate log_3(9).
    Show answer
    2
  3. Evaluate 2²
    Show answer
    4
  4. True or false: 3² = 6
    Show answer
    False

Practise this every day

Eduyro gives your child a short daily worksheet on exactly this skill, and moves them on only once they have it. Watch the lesson, then build the fluency.

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