Xloy Xloy
  • 31-07-2019
  • Mathematics
contestada

Show all work to solve 3x^2 + 5x - 2 = 0​

Respuesta :

Аноним Аноним
  • 31-07-2019

The answer for this problem is x=1/3 or x=-2

Start off with the same equation.

3x^2+5x−2=0

Factor left side of equation.

(3x−1)(x+2)=0

Set factors equal to 0.

3x−1=0 or x+2=0

The answer is

x=1/3 or x=-2

Answer Link
Аноним Аноним
  • 31-07-2019

Answer:

The solution set is {-2, 1/3}.

Step-by-step explanation:

3x^2 + 5x - 2 = 0​

This will factor:

3x^2 + 6x - x - 2 = 0

3x(x + 2) - 1(x + 2) = 0

(3x - 1)(x + 2) = 0

3x - 1 =0 , x + 2 = 0, so:

x = -2, 1/3.

Answer Link

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