1) (5х+7)²=25х²+70ху+49
2) (9а-10b)²=81а²-180аb+100b²
3) 16b²-4096a²=(4b+64a)(4b-64a)
4) (3a+10n)²=9a²+60an+100n²
5) (c²-12y)²=c^4-24c²y+144y²
6) 9z²-0.09y²=(3z-0.3y)(0.3y+3z)
7) (6a-7c)²=36a²-84ac+49c²
8) (5x+8y)²=25x²+80xy+64y²
2) (9a-10b)^2=81a^2-180ab+100b^2
3) 16b^2-4096a^2=(4b-64a)(4b+64a)
4) (3an+10)^2=9(an)^2+60an+100
5) (c^2-12y)^2=c^4-24c^2y+144y^2
6)9z^2-0,09y^2=(3z-0,3y)(0,3y+3z)
7) (6a-7c)^2=36a^2-84ac+49c^2
8) (5x+8y)^2=25x^2+80xy+64y^2
1) (5х+7)²=25х²+70ху+49
2) (9а-10b)²=81а²-180аb+100b²
3) 16b²-4096a²=(4b+64a)(4b-64a)
4) (3a+10n)²=9a²+60an+100n²
5) (c²-12y)²=c^4-24c²y+144y²
6) 9z²-0.09y²=(3z-0.3y)(0.3y+3z)
7) (6a-7c)²=36a²-84ac+49c²
8) (5x+8y)²=25x²+80xy+64y²