Mathematics Plane: Free and Fast Download of PDF

You can read or download the file below.

Discussions & Questions

  • angle between x-1/2=y-3/5=z+1/-2 and x+1/2=y-1/a=z+3/3 is cos inverse {underroute(5/154)} ( - on )

    1 Answer

    Find the cosine of the angle between the planes. Cosine and cos inverse would "cancel" making the problem easier to solve.

    - on