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MAT121-Primm-Online 23SU9461 > Assessment

L8 Online Quiz

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Question 7

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Let x₁ =

Solving Quadratic Equations with Complex Solutions

Solve the quadratic equation 5x² + 40x + 160 = 0 by using the Quadratic Formula.

x1 =

-b-√b² - 4ac

2a

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Exact Form

and x₂ =

Note: If only one solution exists, x2 will equal DNE

5x² + 40x + 160 = 0

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-b+√b² - 4ac

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2a

+ 51

x2 =

Exact Form

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