Ответ:
(2x+3)2=4x+6
(-7a+4b)2=-14a+8b
(0,2+10)2=0,4+20
(0,1a-20)2=0,2a-40
(3n-2p)2=6n-4p
(5y3-2z2)2=(15y-4z)2=20y-8z
2.
(x-3)2-x(x+9)=2x-6-xквадрат-9x=-xkvadrat-7x-6
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Ответ:
(2x+3)2=4x+6
(-7a+4b)2=-14a+8b
(0,2+10)2=0,4+20
(0,1a-20)2=0,2a-40
(3n-2p)2=6n-4p
(5y3-2z2)2=(15y-4z)2=20y-8z
2.
(x-3)2-x(x+9)=2x-6-xквадрат-9x=-xkvadrat-7x-6