dixiesheaven
dixiesheaven dixiesheaven
  • 10-03-2021
  • Mathematics
contestada

(09.02)
Solve x2 - 7x + 12 = 0. (1 point)
Ox=-3, x = -4
O x = 3, x = 4
O x = 2, x = 6
O x= -2, x = -6

Respuesta :

40042
40042 40042
  • 10-03-2021
x^2 - 7x + 12 = 0
x^2 - 4x - 3x + 12 = 0
x (x - 4) -3 ( x - 4) = 0
(x - 4) (x - 3) = 0
x = 3 , 4

Check the answer by plugging in 3 and 4 for x, if the equation equals zero then you have your answer.
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