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# Algebra 2

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Given the trinomial 2x2 + 4x − 2, what is the value of the discriminant?

also, explain to me what a discriminant is please.

Jun 10, 2020

#1
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Given the trinomial 2x2 + 4x − 2, what is the value of the discriminant?

also, explain to me what a discriminant is please.

Jun 10, 2020
edited by Omi67  Jun 10, 2020
edited by Omi67  Jun 10, 2020
#2
+24342
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The discriminant is  b2- 4ac  of the Quadratic Formula (shown below):

$$x = {-b \pm \sqrt{b^2-4ac} \over 2a}$$

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Jun 10, 2020
#3
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gvcarden you then just substitute a, b, c into b^2 - 4ac.

hugomimihu  Jun 10, 2020