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Mathematics 11 Online
OpenStudy (anonymous):

Harry is trying to solve the equation y = 2x^2 − x − 6 using the quadratic formula. He has made an error in one of the steps below. Find the step where Harry went wrong.

Parth (parthkohli):

Harry is totally wrong as he hasn't even written the steps :P

OpenStudy (anonymous):

OpenStudy (anonymous):

I've wrote it out, I started to say step 1, but then realized I was wrong. So I went with step 3, but I'm unsure.

Mercury:

Asked & answered here: https://questioncove.com/study#/updates/5ee7debe1ed2ca1ea3e0fb00

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