The equation of the plane passing through $$3 \hat{\mathbf{i}}+2 \hat{\mathbf{j}}+6 \hat{\mathbf{k}}$$ and parallel to the vectors $$2 \hat{\mathbf{i}}+\hat{\mathbf{j}}+\hat{\mathbf{k}}$$ and $$\hat{\mathbf{i}}-\hat{\mathbf{j}}+\hat{\mathbf{k}}$$ is

The direction cosines of the line joining the points $$(-2,4,-5)$$ and $$(1,2,3)$$ are

The points (2, 3, 4), ($$-$$1, $$-$$2, 1) and (5, 8, 7) are

The sum of intercepts of the plane $$4 x+3 y+2 z=2$$ on the coordinate axes is