Prove that the equation to straight lines throughthe origin, each of which makes an angle a withstraight line y = x is x2 − 2xy sec 2α + y2 = 0

Prove that the equation to straight lines through
the origin, each of which makes an angle a with
straight line y = x is x2 − 2xy sec 2α + y2 = 0

Matching exercise

Match the items on the right to the items on the left.

Step - 1

Step - 2

Step - 3

Step - 4