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What number must you add to complete the square ? X^2+22x=9
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2 votes
What number must you add to complete the square ?

X^2+22x=9

User Secustor
by
6.8k points

1 Answer

3 votes

Answer:

121

22/2 = 11


11^(2) = 121

User Chris Rosete
by
7.2k points
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