Question

coordonatele punctelor de intersectie cu axele Ox, Oy a graficului f:R R, f(x)=x²+x-6

Answer 1

Gf∩Ox:y=0⇒f(x)=0⇒x²+x-6=0⇒ x1=-3 si x2=2
Gf∩Ox=A(-3,0)
Gf∩Ox=B(2,0)
Gf∩Oy:x=0⇒y=f(0)=-6
Gf∩Oxy=C(0,-6)