zoefle
contestada

consider the graph of the following quadratic formula

y=-x^2-10x+24

what is the y-value of the vertex?

Respuesta :

y-coordinate of vertex is
[tex] - \frac{b {}^{2} - 4ac}{4a} [/tex]
Then:
[tex] - \frac{( - 10) {}^{2} - 4( - 1)(24)}{4( - 1)} [/tex]
[tex] - \frac{100 + 96} { - 4} [/tex]
[tex] \frac{196}{4} [/tex]
[tex]49[/tex]

Answer:

y=49

Step-by-step explanation: