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26-08-2020
Mathematics

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Simplify (3a) (a^-3) =

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wegnerkolmp2741o wegnerkolmp2741o

26-08-2020

Answer:

3 a^(-2)

3 / a^2

Step-by-step explanation:

(3a) (a^-3)

Multiply

3 a^1 * a^-3

Since we are multiplying, we add the exponents

3 a^ ( 1-3)

3 a^(-2)

If you are not supposed to leave a negative exponent

x^-b = 1 / x^b

3 / a^2

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