Question

Determine as coordenadas (x,y) do vértice: y= -4x²+6x​

Answer 1

Resposta:

Explicação passo-a-passo:

Xv== -b/2a

Xv= -6/-8

Xv= 3/4

Yv= -delta/4a

Yv= -( b²-4ac)/4a

Yv=-(36-4*-4*0)/-16

Yv= -(36)/-16

Yv= -36/-16

Yv= 9/4

vértice ( 3/4, 9/4 )