СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!!! номер 939

Question

СРОЧНО!!!!!!!!!!!!!!!!!!!!!!!!!!!! номер 939

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Answer 1

A) 3(x^2+2xy+y^2)=3(x+y)^2
б) –(m^2–2m+1)=–(m–1)^2
в) –(х^2+4х+4)=–(х+2)^2
г) 6(р^2+4q^2+4pq)=6(p+2q)^2
д) 5х(а^2+6а+9)=5х(а+3)^2
е) 2с(9х^2–12х+4)=2с(3х–2)^2