- #1
fr33pl4gu3
- 82
- 0
y = sin( 4 x ) cos( 3 x )
f(x) = sin4x
g(x) = cos3x
f'(x) = cos4x
g'(x) = -sin3x
And by using the product rule, i'll get:
cos4x(cos3x) - sin4x(sin3x)
Is the answer correct or can be simplify again??
f(x) = sin4x
g(x) = cos3x
f'(x) = cos4x
g'(x) = -sin3x
And by using the product rule, i'll get:
cos4x(cos3x) - sin4x(sin3x)
Is the answer correct or can be simplify again??