Question

Evaluate: `6^-2 div (4^-2 xx 3^-2)`

Answer 1

`6^-2 div (4^-2 xx 3^-2)`

`= (1/6)^2 div (1/4)^2 xx (1/3)^2`

`= 1/36 div 1/16 xx 1/9`

`= 1/36 div 1/144`

`36)overline(144)(4`
       144  
        xx    

`= 1/36 xx 144/1 = 4`