Question

efectuati:
a)(2x-1)([tex] x^{2} + x-3) - (x+3)(2 x^{2} -x-5)
b)[tex](x-5)(3 x^{2} +x+1)+( x^{2} -1)(-3x+16)
c)[tex]( x^{2} -x+1)( x^{2} -3x+2)+( x^{2} +2x+1)( x^{2} -x+4)
d)[tex](2 x^{2} +x+7)(x- x^{2} -1)+( x^{2} +2x+3)(x-2 x^{2} +5)

Answer 1

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