berennice102 berennice102

24-06-2020
Mathematics

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x^2-18x-6. complete the square

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Аноним Аноним

24-06-2020

Answer:

[tex](x-9)^2-87[/tex]

Step-by-step explanation:

Answer Link

rococo908 rococo908

24-06-2020

Answer:

(x - 9)² = 87

Step-by-step explanation:

Move the -6 to the other side

x² - 18x = 6

The number you add to each side is (b/2)²

(b/2)² is (-18/2)² = 81

x² - 18x + 81 = 87

(x - 9)² = 87

Answer Link

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