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If (3/5)^3(3/5)^(-6)=(3/5)^(2x-1), then ...

If `(3/5)^3(3/5)^(-6)=(3/5)^(2x-1)`, then x is equal to a. `-2` b. `-1` c. `1` d. `2`

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RS AGGARWAL-SURDS AND INDICES-All Questions
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  2. If 10^x=1/2, then 10^(-8x)=? a.1/(256) b. 80 c. 16 d. 256

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  3. If (3/5)^3(3/5)^(-6)=(3/5)^(2x-1), then x is equal to a. -2 b. -1 c. 1...

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  5. The value of (8^(-25)-8^(-26)) is a. 7xx8^(-25) b. 7xx8^(-26) c. 8xx8^...

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  6. (64)^(-1/2)-(-32)^(-4/5)=? 1/8 b. 3/8 c. 1/(16) d. 3/(16) e. none of...

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  7. (a/b)^(x-1)=(b/a)^(x-3), then the value of x is 1/2 b. 1 c. 7/2 d. 2

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  8. If 2^(2n-1)=1/(8^(n-3)), then the value of n is a. -2 b. 2 c. 0 d. 3

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  9. If 5^a=3125, then the value of 5^(a-3) is a. 25 b. 125 c. 625 d. 1625

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  10. If 5sqrt(5)xx5^3-:5^(-3//2)=5^(a+2), then the value of a is a. 4 b. 5 ...

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  11. If sqrt(2^n)=64 , then the value of n is 2 b. 4 c. 6 d. 12

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  15. If 2^x=root(3)32, then x is equal to a. 5 b. 3 c. 3/5 d. 5/3

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  16. If 2^x xx8^(1//5)=2^(1//5) , then x is equal to a. 1/5 b. -1/5 c. 2/5 ...

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  17. If 5^(x+3)=25^(3x-4), then the value of x is a. 5/(11) b. (11)/5 c. (1...

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  18. The expression [root(3)root(6)(a^9) ]^4[root(6)root(3)(a^9)]^4 is sim...

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  19. (256)^(0. 16)xx(256)^(0. 09)=? 4 b. 16 c. 64 d. 256. 25

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  20. (0. 04)^(-1. 5)=? 25 b. 125 c. 250 d. 625

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