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Mathematics
24 January, 08:51
X 2 +5x-9 complete the square of this equation
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Kristen Clark
24 January, 09:02
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To complete the square consider the terms that contains the variable only (in case of single variable equation)
x^2 + bx = (x+b/2) - b^2
(x+5/2) ^2 - (5/2) ^2 - 9 = (x+5/2) ^2 - 15.25
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