a) 4+2q+q^2= (2+q)^2
б) x^2+6x+1=x^2+6x+1+8-8 = x^2+6x+9 - 8 = (x+3)^2 - 8
в) a^2-4a+1= a^2-4a+1 +3 - 3=a^2-4a+4 -3 = (a-2)^2-3
г) m^2-6m+9=(m-3)^2
д) 16+8p+p^2 = (4+p)^2
е) a^2-2a= a^2-2a +1 -1= (a-1)^2 -1
a) 4+2q+q^2= (2+q)^2
б) x^2+6x+1=x^2+6x+1+8-8 = x^2+6x+9 - 8 = (x+3)^2 - 8
в) a^2-4a+1= a^2-4a+1 +3 - 3=a^2-4a+4 -3 = (a-2)^2-3
г) m^2-6m+9=(m-3)^2
д) 16+8p+p^2 = (4+p)^2
е) a^2-2a= a^2-2a +1 -1= (a-1)^2 -1