Решение во вложении//////////
Решение во вложенном изображении
<span>(x-y)(x+y)
(2x-1)(2x+1)
(8c+9d)(8c-9d)
(1-3k)(1+3k)
(</span><span>b^2-1=(b-1)(b+1)
48m^2-n^2=(4m</span>√3-n)(4m√3+n)<span>
x^6-1.44=(x</span>³-12)(x³+12)<span>
1,21p</span>²-a^6=(1,1p-a³)(1,1p+a³)<span>
0.25a^2-1=(0,5a-1)(0,5a+1)
1.69y^14-1.21=(1,3y^7-1,1)(1,3y^7+1,1)
121m^8n^8-9=(11m^4n^4-3)(11m^4n^4+3)
</span><span>(x-y)(x+y)=x</span>²-y²<span>
(2x-1)(2x+1)=4x</span>²-1<span>
(8c+9d)(8c-9d)=64c</span>²-81d²<span>
(1-3k)(1+3k)=1-9k</span>²<span>
(a^3)(a^2)(a^2+3)=a^6*(a</span>²+3<span>
(y-a^2)(y+a^2)=y</span>²-a^4