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Finish the polynomial by adding one number to make it a perfect square x^2+18x+
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19 votes
Finish the polynomial by adding one number to make it a perfect square

x^2+18x+

User Adrian K
by
5.2k points

1 Answer

4 votes

Answer:

81

Explanation:


{x}^(2) + 18x + {(( (1)/(2))(18)) }^(2)


{x}^(2) + 18x + {9}^(2)


{x}^(2) + 18x + 81


{(x + 9)}^(2)

User Obywan
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5.6k points
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