Determine the equation for the the tangent-to the curve:
y=3 sin 2x - cos 2x
So I thought I might get the y?
y=3 sin 2(3∏/4) - cos 2(3∏/4)
y= ~0.25 - ~1 ≈ 0.75
Please help :(
The Attempt at a Solution
The answer is y = -2x + 3∏/2 - 3