clobo1
clobo1
19-04-2015
Mathematics
contestada
expand and simplify (x-5)(x+2)
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homeworker
homeworker
19-04-2015
(x-5)(x+2)=x^2+2x-5x-10=x^2-3x-10
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AyaZ
AyaZ
19-04-2015
[tex](x-5)(x+2) \\ =(x*x)+(x*2)+((-5)*x)+((-5)*2) \\ = x^{2} +2x-5x-10 \\ = x^{2} -3x-10[/tex]
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