Power of a power: find the exponent
Same base: add the exponents when multiplying, subtract when dividing, multiply when raising a power to a power.
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Write (3⁵)⁵ as a single power of 3. What is the exponent?
Answer: 25
Write (5²)³ as a single power of 5. What is the exponent?
Answer: 6
Write (7³)³ as a single power of 7. What is the exponent?
Answer: 9
Tip: Same base: add the exponents when multiplying, subtract when dividing, multiply when raising a power to a power.
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- Next in this topic Exponent laws: product, quotient and power Class 8
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