1) (35dc^2 + 42d^2) / (21cd) = 7c + 2d2) (4uv) / (7u^2v - 6u) = 4 / (7u - 6)3) (4c^2 + 3d^2c) / (4cd) = c + (3d / 4)
1) (35dc^2 + 42d^2) / (21cd) = 7c + 2d
2) (4uv) / (7u^2v - 6u) = 4 / (7u - 6)
3) (4c^2 + 3d^2c) / (4cd) = c + (3d / 4)