JEE Class main Answered
Please
Asked by shettyatul17 | 01 Jun, 2019, 21:13: PM
Expert Answer
4x = 6y = 9z = k
4x = k
log 4x = log k
x = log k/log 4 similarly y = log k/log 6 and z = log k/log 9
1/x + 1/z = log 4/log k + log 9/log k
= log 36/log k
= log 36/ log 6y
= log 62/log 6y
= 2log 6/y log 6
= 2/y
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