преобразуйте в многочлен
(2A+3)(2A-3)
(у-5б)(у+5б)
(0,8х+у)(у-0,8х)
(B+0.5)^2
(а-2х)^2
(аб-1)^2
(2А+3)(2А-3)=4A^2-9
(у-5б)(у+5б)=y^2-25B^2
(0,8х+у)(у-0,8х)=-0.64X^2+Y^2
(B+0.5)^2=B^2+B+0.25
(а-2х)^2=A^2-4AX+4X^2
(аб-1)^2=A^2B^2-2AB+1
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Verified answer
(2А+3)(2А-3)=4A^2-9
(у-5б)(у+5б)=y^2-25B^2
(0,8х+у)(у-0,8х)=-0.64X^2+Y^2
(B+0.5)^2=B^2+B+0.25
(а-2х)^2=A^2-4AX+4X^2
(аб-1)^2=A^2B^2-2AB+1