" Value of "root(4)((81)^(-2))

Find the value of root(4)((36)^(-2))

Prove that : If |x| is so small that x^(4) and higher powers of x may be neglected, then find the approximate value of root(4)(x^(2).+81)-root(4)(x^(2)+16).

Value of 4sqrt(81)^2 is

If |x| is so small that x^4 and higher powers of x many be neglected , then find an approximate value of root(4)(x^2 + 81) - root(4)(x^2 + 16)

the value of (1)/((81)^n)-^(2n) C_1. ((10)^2)/((81)^n)+ ^(2n) C_1 ((10)^2)/((81)^n)…....+((10)^2n)/((81)^n) is

Calculate the value of root3(192/81)

The exponential form of root(4)(81) is

((81)^(-2))^(1/4)=