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OpenStudy (anonymous):
In the first few problems, fill in the blanks to make a perfect square. For example, in x^2 + 6x + ? = (x+ ?)^2 fill in 9 and 3 since x^2+6x + 9 = (x+3)^2. ______________________________ x^2 + 14x + = (x + ? )^2. x^2 - 8x + = (x - ? )^2. x^2 - 20x + = (x - ?)^2.
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OpenStudy (anonymous):
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