Factoriser: 1). [tex](2x-3) ^{2} -(5x+2) ^{2} [/tex] 2). [tex](x-5) ^{2} -2(x-5)(x-3)[/tex]
Mathématiques
benmoha
Question
Factoriser:
1). [tex](2x-3) ^{2} -(5x+2) ^{2} [/tex]
2). [tex](x-5) ^{2} -2(x-5)(x-3)[/tex]
1). [tex](2x-3) ^{2} -(5x+2) ^{2} [/tex]
2). [tex](x-5) ^{2} -2(x-5)(x-3)[/tex]
1 Réponse
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1. Réponse winner123
a= ( 2 x - 3 + 5 x + 2) ( 2 x -3 - 5 x - 2)
a = ( 7 x - 1) ( - 3 x - 5)
b = ( x -5) ( x - 5 - 2 x + 6)
b = ( x -5) ( - x + 1)