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If log(10)7=a ,\ then\ log(10)(1/70) is ...

If `log_(10)7=a ,\ then\ log_(10)(1/70)` is equal to a. `-(1+a)` b. `a/(10)` c. `1/(10 a)` d. `(1+a)^(-1)`

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RS AGGARWAL-LOGARITHMS-All Questions
  1. Simplify: 1/(1+(log)a b c)+1/(1+(log)b c a)+1/(1+(log)c a b)

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  2. 1/log(a/b)x+1/log(b/c)x+1/log(c/a)x is equal to:

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  3. If log(10)7=a ,\ then\ log(10)(1/70) is equal to a. -(1+a) b. a/(10) c...

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  4. If a=b^x ,\ b=c^y and \ c=a^z , then the value of x y z is equal to ...

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  5. If logx-5log3=-2 then x equals a. 0.8 b. 0.81 c. 1.25 d. 2.43

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  6. If a=b^2=c^3=d^4, then the value of loga (a b c d) would be a. (log)a...

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  7. If "log"(3) x + "log"(9)x^(2) + "log"(27)x^(3) = 9, then x =

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  8. If log7 log5 (sqrt(x+5)+sqrt(x))=0, what is the value of x ? a. 2 b. 3...

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  9. If a=log8 225\ and\ b=log2 15, then a in terms of b is a. b/2 b. b c. ...

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  10. If log27 = 1.431, then the value of log 9 is

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  11. If log(10) 2=0.3010, the value of log(10) 5 is a. 0. 3241 b. 0. 6911 c...

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  12. If log(10) 2=0.3010 the value of log(10) 80 is a. 1. 6020 b. 1. 9030 c...

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  13. If log3=0. 477\ and\ (1000)^x=3, then x equals a. 0. 0159 b. 0. 0477 c...

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  14. If log(10) 2=0.3010, the value of log(10) 25 is a. 0. 6020 b. 1. 2040 ...

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  15. If log(10)20=1.3010\ and log(10) 30=1.4771, then log(10) (60000) is eq...

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  16. If log2=0.3010\ and log3=0.4771, the value of log5 512 is a. 2. 870 b....

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  17. If log(10) 3=1.4771\ and\ log(10) 7=0.8451, then the value of log(10)(...

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  18. If log(10) 2=0.3010\ and log(10) 3=0.4771, then the value of log(10) 1...

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  19. If log(10)2=0.3010\ and log(10)7=0.8451 , then the value of log(10) 2....

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  20. If log(0.57)= bar1 .756 , then the value of log57+log(0.57)^3+log\ sqr...

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