chrisvelazco239 chrisvelazco239
  • 22-05-2020
  • Mathematics
contestada

The Quadratic Formula gives which roots for the equation 2x2 + 7x = -2?
A. x=7
14
ОВ.
X
-7 + 33
4
O C. x =
-7 +33
14
O D. X=
-7 + 165
4

The Quadratic Formula gives which roots for the equation 2x2 7x 2 A x7 14 ОВ X 7 33 4 O C x 7 33 14 O D X 7 165 4 class=

Respuesta :

PollyP52 PollyP52
  • 22-05-2020

Answer:

B. (-7 +/-√33) / 4

Step-by-step explanation:

2x2 + 7x + 2 = 0

x =  [-7 +/-  √(7^2 - 4*2*2)] / 2*2

x = -7/4 +/- √(33) / 4

=  (-7 +/-√33) / 4

Answer Link
faithdavis4
faithdavis4 faithdavis4
  • 06-11-2020

Answer: the answer would be B

Step-by-step explanation:

Answer Link

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