0,04b^4-a^12 1,69y^14-900z^8 -1+36a^6b^4 розкластии на множники

0,04b^4 - a^12 = (0.2b^2)^2 - (a^6)^2 = (0.2b^2 - a^6)(0.2b^2 +a^6)1.69y^14  - 900z^8 = (1.3y^7)^2 - (30z^4)^2 = (1.3y^7 - 30z^4)(1.3y^7 + 30z^4)-1 + 36a^6b^4 = 36a^6b^4 - 1 = (6a^3b^2)^2 - 1^2 = (6a^3b^2-1)(6a^3b^2+1)