Mathematics, 04.01.2021 15:00 sophiaa23
Find the values if a and b such that x squared + 2x -7 = (x+a) squared + b
Answers: 2
![[\because (x+y)^2=x^2+2xy+y^2]](/tpl/images/1012/1302/9b1f0.png)
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Find the values if a and b such that x squared + 2x -7 = (x+a) squared + b...
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