Mathematics, 25.01.2020 09:31 Jadalamanna

Lie is solving the quadratic equation by completing the square.

3x2 + 18x – 8 = 0

3x2 + 18x = 8

what should lie do next?

-write the polynomial as a binomial squared.
-factor 3 out of the variable terms.
-isolate the variable x.
-add 8 to both sides of the equation.

Answers: 2

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You know the right answer?

Lie is solving the quadratic equation by completing the square.

3x2 + 18x – 8 = 0
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