5.12 Exponents: Negative exponents

Exponents: Negative exponents

Lessons

Notes:
:a1=1a : {a^{-1} = {1 \over a}}
ax=1ax{a^{-x} = {1 \over a^x}}
(ab)1=(ba){({a \over b})^{-1} = ({b \over a})}
(ab)x=(ba)x{({a \over b})^{-x} = ({b \over a})^x}
  • 2.
    evaluate:
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Exponents: Negative exponents

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