bugizkewl
bugizkewl bugizkewl
  • 15-03-2021
  • Mathematics
contestada

PLEASE HELP I WILL BRAINLIST

PLEASE HELP I WILL BRAINLIST class=

Respuesta :

hulk2strong hulk2strong
  • 15-03-2021

Answer:

8

Step-by-step explanation:

Since they intersect you can just solve for x and y

since y=-4x and y=x^2+2x+8, you can set -4x=x^2+2x+8

add 4x to both sides to make 0=x^2+6x+8

and factor out (x+4)(x+2)

so the solutions for x are -4 and -2

then insert the two values for x into the first equation

so y=-4(-4) and y=-4(-2)

so y=16 and y=8 when x=-4 and x=-2

so the smallest value for y in both equations is 8

Please give brainliest :)

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