تحميل كتاب الرياضيات للصف التاسع by zaamsam

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7 F(x)= _12_ - _ 3x__ x2-4 x2-2x solution: condition x 0 and x 2 and x -2 F(x) = _ 12___ - __3x__ (x-2)(x+2) x(x-2) F(x)= __ 12_____ - __3__ (x-2)(x+2) x-2 F(x)= __12-3(x+2)_ = __12-3x-6_ (x-2)(x+2) (x-2)(x+2) F(x)= __-3x+6__ = __-3(x-2)___ (x-2)(x+2) (x-2)(x+2) F(x)=__-3__ x+2 and he intended

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[y+ ] F[ c] iB nA B 9e2/ 2 3 y+ _ c $!

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