Question
ƒ(x)=3|2+x| so ƒ'(-3)=? ,if its -3 , how?
Joshi sir comment
ƒ(x)=3|2+x|
for x>-2, f(x) = 3(2+x) so f'(x) = 3
for x<-2, f(x) = -3(2+x) so f'(x) = -3
Read 1 Solution.
IF X>-2;F(X)=3(2+X);f'(x) = 3
for x<-2, f(x) = -3(2+x) so f'(x) = -3
AKHIL CHAND 11 year ago
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