Question

[(1/2)^-2+(2/3)^2+(4/3)^0]^-2 please help me in this question ​

Answer 1

[(1/2)⁻²+ (2/3)²+(4/3)⁰]⁻²

= [(2/1)²+4/9+1]⁻²

= [4+4/9+1]⁻²

= [5+4/9]⁻²

= [(45+4)/9]⁻²

= (49/9)⁻²

= (9/49)²

= 81/2401 Ans.