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If f (x) =(1)/(sqrt(5x -7)), then dom (...

If `f (x) =(1)/(sqrt(5x -7)),` then dom (f) =

A

1) `R - {(7)/(5)}`

B

2) `[(7)/(5), oo)`

C

3) `[(5)/(7), oo)`

D

4) `((7)/(5), oo)`

Text Solution

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The correct Answer is:
D
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