If log520 = x, find x
A
1.761
B
1.354
C
1.861
D
2.549
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
log520 = x
5x = 20(Take log10 of both sides)
log5x = log20
xlog5 = log20
x= [log20 ÷ log5]
[1.30103 ÷ 0.69897]
x = 1.861
Source: Myschool Past Questions Archive (Record #40647)