If using the method of completing the square to solve the quadratic equation x^2+8x+11=0, which number would have to be added to “complete t

Question

If using the method of completing the square to solve the quadratic equation x^2+8x+11=0, which number would have to be added to “complete the square”?

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RuslanHeatt 5 years 2021-08-19T19:29:30+00:00 1 Answers 19 views 0

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  1. phucdien
    0
    2021-08-19T19:31:02+00:00
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    Answer:

    4

    Step-by-step explanation:

    x²+8x+11=0

    x²+8x+(+4)²-(+4)²+11=0

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