Question

Tentukan persamaan garis singgung pada kurva y = x3 + 3x2 – 2x – 5 dititik (1,-3)

Answer 1

M = 3 × 2 + 6 × -2
m = 3 (1) 2 + 6 (1) -2
m= 3 + 6 - 2
m = 7
y-y = M (X -X1)
y-(-3)= 7 (X -1)
y +3= 7× -7
y-7X = -10