a^2-b^2=(a-b)*(a+b)
(x+10^2)^2-(x-10^2)^2 = 4*2^{10}
[x+10^2-(x-10^2)]*(x+10^2+x-10^2)=4*2^{10}
(x+10^2-x+10^2)*(x+10^2+x-10^2)=4*2^{10}
2*10^2*2x=4*2^{10}
2*10^2*2x=4*2^{10}
10^2x=2^{10}
x=\frac{2^{10}}{10^2}=\frac{2^{10}}{(2*5)^2}=\frac{2^{10}}{2^2*5^2}=\frac{2^8}{5^2}=\frac{256}{25}=10,24
spr.
(10,24+10^2)^2-(10,24-10^2)^2 = 4*2^{10}
(10,24+100)^2-(10,24-100)^2 = 4*2^{10}
110,24^2-(-89,76)^2=4*2^{10}
12152,8576-8056,8576=4*2^{10}
4096=4*2^{10}
4*1024=4*2^{10}
4*2^{10}=4*2^{10}