Evaluate :

`[ ( 1/2 )^-1 + ( 2/3 )^2 - ( 3/4 ) ]^(-2 )`

Find the value of [ { ( 1/7^2 )^-2 }^(-1/3 ) ]^(-1/4 )

Evaluate : 4^(1/3 ) times [ 2^(1/3 ) times 3^(1/2) ] ÷ 9^(1/4 )

Evaluate : (-3)^2 times ( 1/3 )^5 times (1/2 )^4 times (-4 )^2

Evaluate (1) 2^(-3) (2)(-4)^(-2) (3)1/3^(-2) (4)(1/2)^(-5)

Find the value of. (i) (3^@+4^(-1)) xx 2^2 (ii) (2^(-1)xx 4^(-1))-: 2^(-1) (iii) (1/2)^-2 + (1/3)^-2 + (1/4)^-2 (iv) (3^-1 + 4^-1+ 5^(-1))^0 (v) {((-2)/3)^-2}^2

Find [((1)/(2))^(-1)+((2)/(3))^(2)-((3)/(4))^(0)]^(-2) is equal to:

Find the value of (2^(1//4)- 1) (2^(3//4) + 2^(1//2) +2^(1//4) + 1)

Evaluate : 2/3 times 3/6 + 1/2 times 2/4 - 2/3 times 9/4

Evaluate : 2/3 times 3/6 + 1/2 times 2/4 - 2/3 times 9/4