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06-04-2022
Mathematics

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Finish the polynomial by adding one number to make it a perfect square

x^2+18x+

Respuesta :

georgepahno georgepahno

06-04-2022

Answer:

81

Step-by-step explanation:

[tex] {x}^{2} + 18x + {(( \frac{1}{2})(18)) }^{2} [/tex]

[tex] {x}^{2} + 18x + {9}^{2} [/tex]

[tex] {x}^{2} + 18x + 81[/tex]

[tex] {(x + 9)}^{2} [/tex]

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