CBSE Class 9 Answered
q32
Asked by | 01 Sep, 2009, 07:10: PM
Expert Answer
log (x + 1) + log (x - 1) = log 24
log (x + 1)(x - 1) = log 24,
taking antilogs on both sides,
(x + 1)(x - 1) = 24
x 2 - 1 = 24
x 2 = 25
x = ±5
Regards,
Team,
TopperLearning.
Answered by | 02 Sep, 2009, 12:05: AM
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