A quadratic equation is shown below:

3x2 − 16x + 2 = 0

Part A: Describe the solution(s) to the equation by just determining the radicand. Show your work. (5 points)

Part B: Solve 9x2 + 3x − 2 = 0 by using an appropriate method. Show the steps of your work, and explain why you chose the method used. (5 points)

(10 points)

Respuesta :

Part A)
The discriminant of 3x2 − 16x + 2 is 232. That tells us there are 2 real solutions
Part B) 
solve by factoring
9x2 + 3x − 2 = 0
(3x+2)(3x-1)=0
3x+2 = 0    or   3x-1 = 0

x = -2/3   ,  1/3

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