Question

As coordenadas di vertice da função y=x2 -2x+1 são

Answer 1

y= x² -2x +1 => a=1, b=-2, c=1

xv= -b/2a = -(-2)/2.1 = 2/2 = 1 ✓

yv = 1² -2(1) +1 = 1 -2 +1 = 2-2= 0 ✓

V ( 1, 0 ) ✓