contestada

Which of the following is a quadratic equation whose roots are 3 and -1?
O A. x^2 + 2x + 3 = 0
O B. x^2 - 2x - 3= 0
O C. x^2 + 2x – 3 = 0
OD. x^2 – 3x + 2 = 0
O E. x^2 – 2x + 3 = 0

Which of the following is a quadratic equation whose roots are 3 and 1 O A x2 2x 3 0 O B x2 2x 3 0 O C x2 2x 3 0 OD x2 3x 2 0 O E x2 2x 3 0 class=

Respuesta :

esterzan

Answer:

B: x²-2x-3=0

x1= -1 x2= 3

Otras preguntas