March 2022 1 137 Report
Представьте выражение в виде многочлена:
а) (х-1)(х+1)+х^2;
б) а (a-b)(a+b);
в) (4-3у)(4+3у)+18у^2;
г) х(2x+z)(2x-z)+4xz^2;
д) (2b-5c)(2b+5c)+(b-c)(b+c);
е) (3х-у)(3х+у)+(х-2у)(х+2у)
ж) (x^2+1)(x^2-1)+x^4
з) (x^3+y)(x^3-y)+(y-2x^3)(y+2x^3)
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