FAN AND MEDAL!!

Identify the vertex for the graph of y = -2x2 - 12x + 1.

(-3, 19)
(-3, 55)
(3, -53)
(3, -47)

Question

FAN AND MEDAL!!

Identify the vertex for the graph of y = -2x2 - 12x + 1.

 (-3, 19)
 (-3, 55)
 (3, -53)
 (3, -47)

anonymous · Answer

Please help im so stuck

solomonzelman · Answer

$\large\color{black}{   y = -2x^2 - 12x + 1    }$
$\large\color{black}{   y = -2(x^2 + 6x) + 1    }$
$\large\color{black}{   y = -2(x^2 + 6x+9-9) + 1    }$
$\large\color{black}{   y = -2(x^2 + 6x+9) +18+ 1    }$
$\large\color{black}{   y = -2(x+3)^2 +19   }$

solomonzelman · Answer

I made a mistake in my first reply.

anonymous · Answer

I want to say its b but I have a feeling its wrong

solomonzelman · Answer

why b?

solomonzelman · Answer

$\large\color{black}{   y = a(x-h)^2 +k   }$

solomonzelman · Answer

$\large\color{black}{   y = -2(x-(-3)~)^2 +19  }$

anonymous · Answer

Sorry my brother said it was b and then her tried explaining it to me but I think hes wrong... @SolomonZelman  can you walk me through it?