Question

please answer by solving​

Answer 1

Answer:

1

Step-by-step explanation:

a^m×a^n = a^m+n

81⅘×81⅕=81⅘+⅕

=81¹

therefore,n=1

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Answer 2

Answer:- B is the correct option

Step-by-step explanation:

(9^2)^4/5 × ( 9^2)^1/5

since bases are same so we equate the power

2×4/5 +2×1/5

4/3+ 1/3

5 /3

or 2

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