Question

(х-3)(х+5)(х+3)(х-5) преобразовать в многочлен

Answer 1

(х-3)(х+5)(х+3)(х-5)=(х2-9)(х2-25)

Answer 2

=(x2-9)(x2-25)=x4-9x2-25x2+225=x4-35x2+225