Answer:
foil method
x times x = x^2
x times - 2 = - 2x
2 times x =2x
2 times - 2 = - 4
combine x^2+-2x+2x+-4
== x^2+0+-4=0
i tried my best
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Answers & Comments
Answer:
foil method
x times x = x^2
x times - 2 = - 2x
2 times x =2x
2 times - 2 = - 4
combine x^2+-2x+2x+-4
== x^2+0+-4=0
i tried my best