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3 November, 16:55

Use completing the square to solve the equation x2 - 10x = - 8.

Which equation is used in the process?

a. x2 - 10x + 25 = 17

b. x2 - 10x + 25 = - 8

c. x2 - 10x - 25 = - 33

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Answers (2)
  1. 3 November, 17:00
    0
    the answer is option 1: x2 - 10x + 25 = 17
  2. 3 November, 17:23
    0
    A. X^2-10x. = - 8

    To complete the square you get half of - 10 and then square that number half of - 10 is - 5 and - 5 times - 5 equals positive 25 that would you add to each side

    x^2-10x+25=-8+25

    17
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