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1. Hi,

Really appreciate some help on this, as I have no idea how to solve...

1. Find the range of possible values of k if the following equations have
i. no roots
ii. one (repeated) root
iii. two real and distinct roots

a.

b.

c.

Thanks!
2. Spoiler:
Show
The discriminant is . If it's less than 0, there's no real roots. If it's equal to 0, there's a repeated root. If it's more than 0, there are two roots.

Hope that helps
3. (Original post by Pork and Beans)
Spoiler:
Show
The discriminant is . If it's less than 0, there's no real roots. If it's equal to 0, there's a repeated root. If it's more than 0, there are two roots.

Hope that helps
yeah thanks, that helps, will give it a go +rep

I'm guessing he gave you the right answer

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