- (7b-1 - x3)·(7cos(0)3 + 5c) =
- (3c-1 - a3)·(3c-1 + a3) =
- (7x-1 - cos(π)2)·(3cos(π)-2 + c-2) =
- (6a2 - 5c-1)·(8b - 6cos(π/2)2) =
- (b + 6x2)·(b - 6x2) =
- (5b2 + 3x)·(5b2 - 3x) =
- (8a2 - 6x2)2 =
- (8x2 + 7b-1)2 =
- (3a + 7cos(2π/3)2)·(3a - 7cos(2π/3)2) =
- (5c - 7c3)·(8a + 7cos(π/2)) =
- (5a3 + 8b-2)·(7b3 - 7a3) =
- (5c2 - x2)·(5c2 + x2) =
- (3b-1 + b3)·(3b-1 - b3) =
- (6a-1 - b2)·(c-2 + 5x-2) =
- (5cos(π)-2 + 6cos(π/2)-1)·(5cos(π)-2 - 6cos(π/2)-1) =
- (a - 7cos(π)-2)·(8b-2 - 3c3) =
- (5a-2 - 5c2)·(3a3 - 3c) =
- (6x-2 + 5a-1)·(5cos(2π/3)2 + cos(π)-1) =
- (8cos(π/2)3 - 5c-2)·(8cos(π/2)3 + 5c-2) =
- (3b - c3)·(3b + c3) =
- (6b + cos(π/2)3)·(6b - cos(π/2)3) =
- (a3 + 3cos(π))2 =
- (x-2 + 8b)2 =
- (8c-2 + a3)·(3c + c2) =
- (3a + b-1)·(6c-2 + 5x3) =