ա) (a-b)(a-b)=a2-ab-ba+b2=a2-2ab+b2
բ) (x-3)(x-3)=x2-3x-3x+9=x2-6x+9
գ) (1-m)(1-m)=1-m-m+m2=1-2m+m2
դ) (5+p)(5+p)=25-5p-5p+p2=25-10p+p2
ե) (2a-3)(2a-3)=4a2-6a-6a+9=4a2-12a+9
զ) (4-3y)(4-3y)=16-12y-12y+9y2=16-24y+9y2
է) (3m+2n)(3m+2n)=9m2+6mn+6mn+4n2=9m2+12mn+4n2
ը) (5p-2q)(5p-2q)=25p2-10pq-10pq+4q2=25p2-20pq+4q2
ա) (a-b2)(a-b2)=a2-ab2-ab2+b4=a2-2a2+b4
բ) (x3-y)(x3-y)=x6-x3y-x3y+y2=x6-2x3y+y2
գ) (m3-n2)(m3-n2)=m6-m3n2-m3n2+n4=m6-2m3n2+n4
դ) (p4+q2)(p4+q2)=p8+p4q2+p4q2+q4=p8+2p4q2+q4
ե) (a3+ab)(a3+ab)=a6+a4b+a4b+ab2=a6+2a4b+ab2
զ) (x3-y2z)(x3-y2z)=x6-x3y2z-x3y2z+y4z2=x6-2x3y2z+y4z2
է) (2m-n2)(2m-n2)=4m2-2mn2-2mn2+n4=4m2-4mn2+n4
ը) (3p2-2q3)(3p2-2q3)=6p4-5p2q3-5p2q3+4q6=6p4-10p2q3+4q6
թ) (4a2b-3ab2)(4a2b-3ab2)=8a4b2-7a3b3-7a3b3+6ab4=8a4b2-14a3b3+6ab4
ա) C=2
բ) C=2x, D=4xy
գ) D=2n, C=3m
դ) C=4p, D=16p2
ա) m2+2mn+n2 + m2-2mn+n2=2m2-0+2n2
բ) 4a2-8a+4 + 9a2-36a+36=13a2-28a+40
գ) 25x2-50xy+25y2 + x2-4xy+4y2=25x2-54xy+29y2
դ) 16m2-64mn+64n2 – 81m2+54mn+9n2=-65m2+10mn+55n2
ա) (x-2y)(x-2y)=x2-2xy-2xy+4y2=x2-4xy+4y2
բ) (ab-c)(ab-c)=ab2-abc-abc+c2=ab2-2abc+c2
գ) (5xy-2)(5xy-2)=25xy2-10xy-10xy+4=25xy2-20xy+4
Բարի Գալուստ Նատալի Տագեսյանի բլոգ 