If log520 = x, find x

If log520 = x, find x
  • A.
    1.761
  • B.
    1.354
  • C.
    1.861
  • D.
    2.549
Correct Answer: Option C
Explanation

log520 = x
5x = 20(Take log10 of both sides)
log5x = log20
xlog5 = log20
x= [log20 ÷ log5] [1.30103 ÷ 0.69897] x = 1.861

There is an explanation video available below.

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