erickescoba234 erickescoba234
  • 14-06-2021
  • Mathematics
contestada

Identify the solutions to the quadratic equation.
Check all that apply.
x2 + 3x-28 = 0
D A. X=4
B. X= 3
O C. x= -5
O D. X = 28
O E. x= -7

Respuesta :

wangjing2312
wangjing2312 wangjing2312
  • 15-06-2021

Answer:

A and E

Step-by-step explanation:

x²+3x-28=0

x²+7x-4x-28=0

x(x+7)-4(x+7)=0

(x-4)(x+7)=0

x=4, x= -7

Please give brainliest if it helps

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