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The value of x for which the equation 5*...

The value of x for which the equation `5*3^(log_3x)-2^(1-log_2x)-3=0`

A

1

B

2

C

`(2)/(5)`

D

7

Text Solution

Verified by Experts

The correct Answer is:
A
`5.3^(log_(3)x)-2^(1-log_(2)x)-3=0`
`rArr 5x-(2)/(x)-3=0`
`rArr 5x^(2)-3x-2=0`
`rArr x=1, x=(-2)/(5)` (not possible)
`rArr x = 1`
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