Advertisements
Advertisements
प्रश्न
Value of `root(4)((81)^-2)` is ______.
विकल्प
`1/9`
`1/3`
9
`1/81`
Advertisements
उत्तर
Value of `root(4)((81)^-2)` is `underlinebb(1/9)`.
Explanation:
`root(4)((81)^-2) = root(4)((1/81)^2`
= `(1/81)^(2 xx 1/4)`
= `(1/81)^(1/2)`
= `1/9`
APPEARS IN
संबंधित प्रश्न
Represent `sqrt9.3` on the number line.
Rationalise the denominator of the following
`(3sqrt2)/sqrt5`
Express each one of the following with rational denominator:
`(b^2)/(sqrt(a^2 + b^2) + a)`
Rationales the denominator and simplify:
`(5 + 2sqrt3)/(7 + 4sqrt3)`
Write the reciprocal of \[5 + \sqrt{2}\].
If \[a = \sqrt{2} + 1\],then find the value of \[a - \frac{1}{a}\].
Rationalise the denominator of the following:
`1/(sqrt7-sqrt6)`
The value of `(sqrt(32) + sqrt(48))/(sqrt(8) + sqrt(12))` is equal to ______.
Simplify the following:
`4sqrt12 xx 7sqrt6`
Simplify:
`(8^(1/3) xx 16^(1/3))/(32^(-1/3))`
