What number will complete the square for the following equation: x² + 8x =6

Question

What number will complete the square for the following equation:
x² + 8x =6

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Thông Đạt 4 years 2021-09-03T23:53:12+00:00 2 Answers 6 views 0

Answers ( )

  1. giabao
    0
    2021-09-03T23:54:16+00:00
    Reply

    Answer:

    • 4² = 16

    Step-by-step explanation:

    • x² + 8x = 6
    • x² +2*x*4 + 4² = 6 + 4²
    • (x + 4)² = 22

    Number needed is 4² = 16

  2. minhkhoi
    0
    2021-09-03T23:55:02+00:00
    Reply

    Answer:

    Solution given:

    x² + 8x =6

    x²+2.x.4+4²-4²=6

    (x+4)²=6+16

    (x+4)²=22

    so

    no needed is 4² or 16.

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