Question

разложить на множители многочлен x^4+5x^2+9

Answer 1

x4+(2x2⋅3−x2)+9x4+(2x2⋅3-x2)+9

x4+2x2⋅3+9−x2

(x2+3)2−x2

(x2+3+x)(x2+3−x)

(x2+x+3)(x2−x+3)

Answer 2

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