lexx
lexx
18-05-2014
Mathematics
contestada
what is x squared minus 14x plus 49
Respuesta :
Аноним
Аноним
18-05-2014
X^2-14x+49 factored:
(x-7)(x-7)
-7 x -7 is 49 and
-7 + -7 is -14
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kate200468
kate200468
18-05-2014
[tex] x^{2} -14x+49=x^2-7x-7x+49=x(x-7)-7(x-7)=\\\\=(x-7)(x-7)=(x-7)^2[/tex]
Answer Link
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