Решите уравнение. (2^2- два во второй степени)
(^-степень)
1) (x-12)(x+12)=2(x-6)^2-x^2
2) (3x-1)^2+(4x+2)^2= (5x-1)(5x+1)
3) 5(x+2)^2+(2x-1)^2-9(x+3)(x-3)=22
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