Question

Calcule as coordenadas do vértice da parábola.
f(x)=x2+7x+6.

Answer 1

f(x)= x² +7x +6

∆= 7² -4.1.6= 49-24= 25

xv= -b/2a = -7/2.1 = -7/2

yv= -∆/4a = -25/4.1 = -25/4

V (-7/2 , -25/4) ✓