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RS AGGARWAL-SURDS AND INDICES-All Questions
- If x^y=y^x, then (x/y)^(x//y) is equal to a. x^(y//x) b. x^(x/y-1) c. ...
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- If 4^(x+y)=1\ and \ 4^(x-y)=4, then the values of x and y respectively...
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- If 2^(2x-1)+4^x=2^(x-1/2)+2^(x+1/2), then x equals a. 1/2 b. 2/3 ...
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- If 3^(2x-y)=3^(x+y)=sqrt27 , the value of y is a. 1/2 b. 3/4 c. 1/4 d....
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- If 3^x=5^y=45^z , then a. 2/z=1/y-1/x b. 2/y=1/x-1/z c. 2/x=1/z-1/y d....
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- Given 2^x=8^(y+1)\ and\ 9^y=3^(x-9) , then the value of x+y is a. 18 b...
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- What are the values of x\ and\ y that satisfy the equation2^(0.7x)*3^(...
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- Let r be the result of doubling both the base and the exponent of a^b ...
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- Which of the following is the greatest? a. sqrt(2) b. root(3)3 c. root...
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- The greatest of sqrt(2),root(6)3,root(3)4,root(4)5 is a. sqrt(2) b. ro...
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- The largest number in the sequence 1,\ 2^(1/2),\ 3^(1/3),\ 4^(1/4),\.....
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- If x=5+2sqrt(6), then (x-1)/sqrt(x) is equal to a. sqrt(2) b. sqrt(3) ...
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- If x^(1//3)+y^(1//3)=z^(1//3), then {(x+y-z)^3+27 x y z} equals a. 0 b...
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- If x = 2 + 2^(1/3) + 2^(2/3) then value of x^3 - 6x^2 + 6x –2 is
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- Find the value of (-2)^5xx(2)^(-5)xx(3)^3 a. -108 b. 27 c. -27 d. (2)^...
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- The quotient when 10^(100) is divided by 5^(75) is a. 2^25 xx10^(75) b...
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- The exponential form of sqrt(sqrt(2)xxsqrt(3)) is a. 6 b. 6^(1//2) c....
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- 21^?xx21^(6. 5)=21^(12. 4) 18. 9 b. 4. 4 c. 5. 9 d. 13. 4
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- (5.4-:3xx16-:2)/(18-:5xx6-:3) a. 2 b. 4 c. 6 d. 8
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- (32xx10^(-5))^(2)xx64-:(2^16xx10^(-4))=10^? a. 6 b. 10 c. -8 d. -6
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