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derive f(x) = (3x+2)
2
(3x+2)
2
(3x+2)
2
f(x) =
fâ(x) =
6x+4
fâ(x) =
9x + 12x + 4
2
f(x) =
fâ(x) =
18x + 12
Either Expand Out
Dont Use Power Rule
f(x) =
fâ(x) =
(3x+2) * (3x+2)
Or Use Chain Rule
(3x+2)
2
d
dx
d
dx
2
fâ(x) = (3)(2)(3x+2) = 18x + 12