Using the discriminant test to determine the value of k

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Quadratic Equations:
How to use the discriminant test to determine the value of k that will yield 2 real roots, 1 real root, or 0 real roots.
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thank you, this helped me learn this stuff all over again. For the discriminant that only gives 1 root you should of given the example of the paretn function of the quadratic, other then that I really enjoyed this explanation of this concept.

jyc_gaming
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Despite how fast you went, I was actually able to follow you.
You are like the James Woods of the youtube math teaching world.
Badda boom badda bing badda bang

scoobydoobydoooo
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awesome video; imo you went very quickly but i got there in the end!

biologicalpenguin
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Thanks, this helped a lot (even though it's 2018 lol)

RaMoMaDA