Ответ:\(b^2-c^2\)\(k^2-m^2\)\(c^2-1\)\(4-k^2\)\(36-a^2\)\(x^2-20736a^2\)\(25m^2-9k^2\)\(144v^2-121u^2\)\(n^4-81p^2\)\(225a^6-4b^4\)\(36h^4-289m^8\)\(121x^4-49z^6\)\(64u^{12}-25b^4\)\(169a^{14}-324v^6\)\(400p^{20}-361k^6\)