Question

Simplify: 9^(3/2)-3(7)^0-(1/81)^((-1)/2).



step by step instructions​

Answer 1

Step-by-step explanation:

9^3/2-3(7)^0-(1/81)^(-1/2)

so

=(9^1/2)^3-7-√81

=(√9)^3-7-9

=(3)^3-7-9

=27-16

=11

Answer 2

Answer:

=> ( 9^1 / 2 )^3 - 7 - root 81.

=> ( root 9 )^3 - 7 - 9.

=> ( 3 )^3 - 7 - 9.

=> 27 - 16.

=> 11.

Step-by-step explanation:

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