Question

Use the quadratic formula to find any x-intercepts of the parabola. y=6x^2-5x+1

Answer 1

Hey @wio i solved for zero after factoring and got x= 1/3, and x=1/2.. are those the x intercepts?

Answer 2

You can do it.

Answer 3

Plug them into the equation and see if you get 0.

Answer 4

\[
6\left(\frac 1 2\right)^2-5\left(\frac 1 2\right)+1
\]

Answer 5

but.. isn't this right? http://answers.yahoo.com/question/index?qid=20090913014355AALEzOW

Answer 6

lol. In precal in college and its review week. I forgot a lot over the summer but im pretty sure thats right...?

Answer 7

I'm giving you a way to verify if they are correct.

Answer 8

Otherwise you can just trust the quadratic formula worked.

Answer 9

oh ok, yea. I would assume it works most of the time, lol. Because checking it would be some what annoying. lol