## CuriousTab

Logarithm (GATE) Question and Answers-Page first

# Logarithm problems

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• 1.
Find the value of log 322 8 + log 2433 7 - log 361296?

• Options
• A. 3
• B. 2
• C. 1
• D. 0

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•

• 2. If log72 = m, then log4928 is equal to ?

• Options
• A. 1/(1+2m)
• B. (1+2m)/2
• C. 2m/(2m+1)
• D. (2m+1)/2m

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•

• 3. Solve the equation 122x+1 = 1 ?

• Options
• A. -1/2
• B. 1/2
• C. 1
• D. -1

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•

• 4. The Value of logtan10+logtan20+??+logtan890 is

• Options
• A. -1
• B. 0
• C. 1/2
• D. 1

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• 5. If a2+b2 = c2 , then 1logc+ab + 1logc-ab = ?

• Options
• A. 1
• B. 2
• C. 4
• D. 8

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•

• 6. If 5x - 17 = -x + 7, then x = ?

• Options
• A. 4
• B. 5
• C. 7
• D. 9

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• 7. If A = log321875 and B = log2432187 , then which one of the following is correct?

• Options
• A. A
• B. A=B
• C. A>B
• D. can't be determined

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