F x Maths

F x Maths

A ) V only
B ) I and II
C ) III only
D ) III and IV
E ) IV only

F x maths

Steps to derive

1 f(x) = sin 2x

2 f(- x) = sin 2(- x) = - sin 2x

3 f(- x) = - f(x)

4 f(x) is an odd function.
[If f(- x) = - f(x), then f(x) is an odd function.]

5 So, f(x) is symmetric about origin.

To know more:

Slope Formula

Sine formula