Lakshya Education MCQs

Question:

solve : \(frac{log \sqrt{8}}{log 8}\)

Options:
A.1
B.\(\frac{1}{2}\)
C.2
D.\(\frac{3}{2}\)
Answer: Option B

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More Questions on This Topic :

Question 1.

If logx  y = 100 and  log2  x = 10 , find then the value of  y .

Options:
  1.    210
  2.    2100
  3.    21000
  4.    210000
Answer: Option C
Question 2.

If logx  4 = 0.4 ,  find then the value of x ?

Options:
  1.    4
  2.    16
  3.    32
  4.    48
Answer: Option C
Question 3.

Find the value of log2  16 ?

Options:
  1.    2
  2.    4
  3.    6
  4.    8
Answer: Option B
Question 4.

If ax   =  by , then : 

Options:
  1.    \(\frac{log a}{log b}=\frac{y}{x}\)
  2.    \(\frac{log a}{log b}=\frac{x}{y}\)
  3.    \(log\frac{ a}{ b}=\frac{x}{y}\)
  4.    none of these
Answer: Option A
Question 5.

Find  the value of    2 log10  5 + log 10 8 – \(\frac{ 1}{ 2}\) log10 4

Options:
  1.    2
  2.    4
  3.    6
  4.    8
Answer: Option A
Question 6.

Solve  loga (ab) = x , then find logb (ab)

Options:
  1.    \(\frac{ x}{ 1+ x}\)
  2.    \(\frac{ x}{ x + 1}\)
  3.    \(\frac{ x}{ 1 - x}\)
  4.    \(\frac{ x}{ x - 1}\)
Answer: Option D