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What number must you add to complete the square ? x^2-18x=29
4 months ago
Q:
what number must you add to complete the square ? x^2-18x=29
Accepted Solution
A:
[tex]x^2 - 18x + ( \frac{18}{2})^2 =29 + ( \frac{18}{2})^2[/tex]
[tex]x^2 - 18x + (9)^2 =29 + (9)^2[/tex]
[tex](x - 9)^2 = 119[/tex]
The number to add is 9Β² which is 81.
Answer: 81