Question

Trigonometry: Simplify. tan x sin 2x

Answer 1

[2 sin(x) cos(x)] X [Sin(x)/cos(x)]

The cosines cancel out, as one is in the numerator and one is in the denominator. So you are left with::

2 sin(x) sin(x)

or:

2 sin(x) [squared]

I hope this helps!