woodchuck39 woodchuck39
  • 19-04-2021
  • Mathematics
contestada

The vertex form of the equation of a parabola is a y = (x+ 3)^2+53.
What is the standard form of the equation?

Respuesta :

rubymezerkor2004 rubymezerkor2004
  • 19-04-2021
y = (x + 3)² + 53
y = (x + 3)(x + 3) + 53
y = (x(x + 3) + 3(x + 3)) + 53
y = (x(x) + x(3) + 3(x) + 3(3)) + 53
y = (x² + 3x + 3x + 9) + 53
y = (x² + 6x + 9) + 53
y = x² + 6x + 9 + 53
y = x² + 6x + 62

The answer is B.
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