Question

Ans simple ques and get brainliest

Answer 1

Answer:

9) The value of (-3a¾b-¼)⁴

=3⁴×a³×b^-1

=81a³/b

11)Area of the square,a²=4489m²

a=67m

Perimeter,4a=67×4=268m

12)The value of (3⁰+3²+3^-2)

=(1+9+1/9)

=(9+81+1/9)

=(91/9)

Step-by-step explanation:

Hope it helps you.......