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यदि f(x) = x^2-6x वर्द्धमान फलन हो, तो...

यदि `f(x) = x^2-6x` वर्द्धमान फलन हो, तो

A

`x in (1, oo)`

B

`x in (3, oo)`

C

`x in (5, 8)`

D

`x in (1, 3)`

लिखित उत्तर

Verified by Experts

The correct Answer is:
B
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