What number should be added to both sides of the equation to complete the square? x2 - 6x = 5

Caspar Geerlings asked Sep 20, 2022

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14 votes

What number should be added to both sides of the equation to complete the square?
x2 - 6x = 5

Caspar Geerlings asked Sep 20, 2022

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11 votes

Answer:

9 should be added

Explanation:

The number that should be added to complete the square is the square of half the x-coefficient: (-3)^2 = 9.

x^2 -6x +9 = 5 +9

(x -3)^2 = 14

Gourav answered Sep 26, 2022

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