Question

07. If the equation ar? + 2xy + by2 = 0) represents a pair of straight lines, then show that the angle of
la bl
between the lines is given by
(a-b)² + 4h?
​may be anyone can't answer this question


because that question is wrong

Answer 1

Answer:

it's too hard for me TT

I would've helped if I could

which class is this from

I'm in 9th