English Medium कक्षा ९ - CBSE Question Bank Solutions for Mathematics

The seventh root of x divided by the eighth root of x is

The square root of 64 divided by the cube root of 64 is

Which of the following is (are) not equal to \[\left\{ \left( \frac{5}{6} \right)^{1/5} \right\}^{- 1/6}\] ?

When simplified \[( x^{- 1} + y^{- 1} )^{- 1}\] is equal to

If \[8^{x + 1}\] = 64 , what is the value of \[3^{2x + 1}\] ?

If (2³)² = 4^x, then 3^x =

If x^{-2 =} 64, then x^1/3+x⁰ =

When simplified \[\left( - \frac{1}{27} \right)^{- 2/3}\] is 

Which one of the following is not equal to \[\left( \sqrt[3]{8} \right)^{- 1/2} ?\]

Which one of the following is not equal to \[\left( \frac{100}{9} \right)^{- 3/2}\]?

If a, b, c are positive real numbers, then  \[\sqrt{a^{- 1} b} \times \sqrt{b^{- 1} c} \times \sqrt{c^{- 1} a}\] is equal to

 `(2/3)^x (3/2)^(2x)=81/16 `then x = 

The value of \[\left\{ 8^{- 4/3} \div 2^{- 2} \right\}^{1/2}\] is

If a, b, c are positive real numbers, then  \[\sqrt[5]{3125 a^{10} b^5 c^{10}}\]  is equal to

If a, m, n are positive ingegers, then \[\left\{ \sqrt[m]{\sqrt[n]{a}} \right\}^{mn}\] is equal to

If x = 2 and y = 4, then \[\left( \frac{x}{y} \right)^{x - y} + \left( \frac{y}{x} \right)^{y - x} =\]

The value of m for which \[\left[ \left\{ \left( \frac{1}{7^2} \right)^{- 2} \right\}^{- 1/3} \right]^{1/4} = 7^m ,\] is

The value of \[\left\{ \left( 23 + 2^2 \right)^{2/3} + (140 - 19 )^{1/2} \right\}^2 ,\] is 

(256)^0.16 × (256)^0.09

If 10^2y = 25, then 10^-y equals