Persamaan garis singgung kurva f(x)=x³+2x² dititik (2,16)
F(x)= x^3+2x^2
f'(x)' =3x^2+4x
f'(2) = 3 (2)^2 +4(2)
= 12 +8
= 20
f'(x) = m
m=20
persamaan garis singgung=
y-y1 = m(x-x1)
y-16 = 20(x-2)
y-16 = 20x -40
y= 20x – 26
maaf kalo salah kak.. tolong koreksinya ya