Logarithms Questions and Lessons

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Answered on 05/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

What is the value of log [base 10 (1 / 70)] if log [base 10 (7)] = a?

Chandan Singh

Math Learning In easy Way

log [base 10 (1 / 70)]=log [base 10 (70 power -1)] =-log [base 10 (7*10)] =-[log [base 10 (7)]+log [base 10 (10)]] = -[a+1].

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Answered on 01/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Simplify: {[(3 - 9) / 6] power 1 / 3}?

Arunima G.

Tutor

(-1) power 1/3.

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Answered on 03/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Solve: log (a / b) + log (b / a) = log (a + b)?

Sarvajeet Kumar

Tutor

a+b=1.

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Answered on 03/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Given: log(5) = b. Express [log base 4(10)] in terms of b?

Narayan Bhat

Math Mentor

(b+log2)/2log2.

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Answered on 02/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Solve for x the equation: 2 * [(b)power 4 log base b x] = 486?

Narayan Bhat

Math Mentor

3^5/4

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Answered on 01/12/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Solve for x the equation: log [log (2 + log (x + 1))] = 0?

Arunima G.

Tutor

(10 power 8) - 1.

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Answered on 26/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

If [log base x (1 / 8)] = -3 / 4, than what is x?

Sarvajeet Kumar

Tutor

16

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Answered on 27/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Solve (x) [(y) power m] = y (cube of x) for m?

Sachin Prasad

Math Tutor

log x^2ybase y

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Answered on 27/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Solve the equation [(1 / 2) power 2x + 1] = 1?

Sachin Prasad

Math Tutor

-2x-1=0 -2x=1 x=-1/2

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Answered on 25/11/2016 Tuition/Class IX-X Tuition Tuition/Class IX-X Tuition/Mathematics Logarithms

Express (log a)(log b) as a single logarithm?

RAM MOHAN A.

( log a ) (log b ) =log [ (b ) power (log a) ].

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