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Descompuneti in factori :
a) x² + 3x - 10 .
b) [tex] x^{4} [/tex] + 4
c)[tex] 4x^{4} [/tex] + 1
d) [tex]a^{4} [/tex] + [tex]4b^{4} [/tex]


Răspuns :

b)(x²+2)(x²+2)
c)(2x²+1)(2x²+1)
d)(a²+2b²)(a²+2b²)