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Update Unit 2: Quadratic Equations.md

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James Su
2019-12-30 03:56:16 +00:00
parent c37e9a97bb
commit 17e5d0f105
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Grade 10/Math/MPM2DZ/Math Oral Presentation Questions/Unit 2: Quadratic Equations.md
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@@ -29,7 +29,7 @@ $`b^2 + 2b = 84 = 0`$
$`b = \dfrac{-2 \pm \sqrt{4+4(84)}}{4}`$
$`b = \dfrac{-2 \pmm \sqrt{340}}{2}`$
$`b = \dfrac{-2 \pm \sqrt{340}}{2}`$
$`b = -1 + \sqrt{85}`$