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13-03-2019
Mathematics

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The first three steps of completing the square to solve the quadratic equation x^2+8x+5=0

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13-03-2019

Subtract 5 from both sides
X^2 +8x =-5

2. 8/2=4

3. 4^2=16

Add 16 to both sides

X^2+8x+16=-5+16

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