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RD SHARMA-EXPONENTS OF REAL NUMBER-All Questions
- If x=a^(m+n),\ y=a^(n+l) and z=a^(l+m) , prove that x^m y^n z^l=x^n y^...
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- Write (625)^(-1/4) in decimal form
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- State the product law of exponents.
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- State the power law of exponents
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- For any positive real number x , find the value of ((x^a)/(x^b))^(a+b)...
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- Write the value of {5"("8^(-1/2)"}"^(-1/4)}^2
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- For any positive real number x;write the value of {(x^a)^b}^(1/(ab)) {...
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- If (x-1)^3=8, what is the value of (x+1)^2\ ?
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- If 2^4\ xx\ 4^2=16^x , then find the value of x ?
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- If 3^(x-1)=9 and 4^(y+2)=64 , what is the value of x/y\ ?
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- Write the value of root(3)(7)\ xx\root(3)( 49)
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- Write (1/9)^(-1/2)\ xx\ (64)^(-1/3) as a rational number.
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- Write the value of root(3)(125)\ xx\ root(3)(27)
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- The value of {2-3(2-3)^3}^3 is 5 (b) 125 (c) 1/5 (d) -125
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- (256)^(0. 16)xx(256)^(0. 09)=? 4 b. 16 c. 64 d. 256. 25
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- If 10^(2y)=\ 25\ , then 10^(-y) equals -1/5 (b) 1/(50) (c) 1/(62...
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- The value of x-y^(x-y) when x=2 and y=-2 is 18 (b) -18\ (c) 14 (...
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- The product of the square root of x with the cube root of x is (a) cub...
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- if 9^(x+2)=240+9^x , then x= 0. 5 (b) 0.2 (c) 0.4 (d) 0.1
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- The seventh root of x divided by the eight root of x is x (b) sqrt(...
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