Answer:
-6x - 12
Step-by-step explanation:
-2 ( 3x + 6 )
= -6x - 12
An area of rectangle: a · b
a = 0.4 km
b = 0.07 km
a · b = 0.4 km · 0.07 km = 0.028 km²
Answer:
f'(x) = cos(3x^2)(6x)
Step-by-step explanation:
(d/dx)(sin u) = cos(u)·du/dx . . . . . chain rule
For f(x) = sin(3x^2), this means ...
f'(x) = cos(3x^2)(6x)