Question

Tentukan nilai turunan fungsi berikut
f(x)=x"-5x+2 di x=3

Answer 1

F(x) = x^2 - 5x + 2
f ' (x) = 2x - 5
x = 3

f ' (3) = 2(3) - 5
f ' (3) = 6 - 5 = 1

Answer 2

F'(x) =d(f(x)/d(x) F'x= 2x¹-5xⁿ (n=0) = 2x-5 Maka, f'(3) = 2(3)-5= 1