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Answered

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Select the correct answer.

Simplify the expression 5^-3 x 5^-5

A 1/5^2

B -5^2

C 5^2

D 1/5

Sagot :

wegnerkolmp2741o

Answer:

A 1/5^2

Step-by-step explanation:

5^3 x 5^-5

We know that a^b* a^c = a^(b+c)

5^3 x 5^-5 = 5^(3-5)  = 5^-2

We also know that a^-b = 1/ a^b

5^-2 = 1/5^2

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