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Flash12f
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Exercitiul 5 descompuneti in factori polinomul

Exercitiul 5 Descompuneti In Factori Polinomul class=

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[tex]a)4x^2+4x+1=(2x)^2+2*2x*1+1^2=\underline{(2x+1)^2} \\ b)z^2-z+0,25=z^2-2*z* \frac{1}{2}+( \frac{1}{2})^2 =\underline{(z-0,5)^2} \\ c)9x^2+42x+49=(3x)^2+2*3x*7+7^2=\underline{(3x+7)^2} \\ d)9x^2-6x+1=(3x)^2-2*3x*1+1^2=\underline{(3x-1)^2 }[/tex]

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