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WAEC Further Mathematics 2015 Paper
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© africaexams.com
Question : 4
Total: 40
If
log
3
x
=
log
9
3
, find the value of x.
3
2
3
1
2
3
1
3
2
13
Validate
Solution:
log
3
x
=
log
9
3
implies
log
3
x
=
log
9
9
1
2
=
1
2
log
9
9
log
3
x
=
1
2
∴
x
=
3
1
2
© africaexams.com
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