Solve with step by step instructions you in advance xx

" " .

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Step-by-step explanation:

Note the following property of exponents:

             (a ͫ )ⁿ =  a⁽  ͫ  * ⁿ⁾  ;  

    in which:  " m ≠ 0 ;  n ≠ 0 " .  

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Likewise:

         (a⁴)⁵  =  a⁽⁴*⁵⁾  =   .

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The answer is:  "   " .

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Hope this answer — and explanation — is of help to you!

    Best wishes!

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= a²⁰

Step-by-step explanation:

multiply by exponent. product it's going to be multiply by the numbers, exponents, fractions, factors, and multiples.

(a⁴)⁵ ← it's going to be multiply by exponent form.

5*4=20

=a²⁰

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the answer is b

- 70

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