gracibear
contestada

What is the value of the function, then determine if the graph opening up or down f(x)=-5(x+7)^2+6?

A. a= -5, opens down
B. a= -5, opens up
C. a= 7, opens up
D. a= 7, opens down

Respuesta :

sqdancefan
Selection A is appropriate.

_____
When the coefficient of x^2 is negative, the graph opens down.