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If the normal to the curve y=f(x) at the...

If the normal to the curve `y=f(x)` at the point `(3,4)` makes an angle `(3pi)/4` with the positive x-axis, then `f'(3)=` (a) `-1` (b) `-3/4` (c) `4/3` (d) `1`

A

`-1`

B

`-3//4`

C

`4//3`

D

1

Text Solution

Verified by Experts

The correct Answer is:
D
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