Question

Angle between the lines x^(2)(cos^(2)theta-1)-xy sin2 theta+y^(2)sin^(2)theta=0 is

A)pi/4 B)pi/3 C) pi/6 D) pi/2

Answer 1

Answer:

Angle between the lines x^(2)(cos^(2)theta-1)-xy sin2 theta+y^(2)sin^(2)theta=0 is

B)pi/3

Answer 2

Angle between the lines x^(2)(cos^(2)theta-1)-xy sin2 theta+y^(2)sin^(2)theta=0 is

A)pi/4 B)pi✔✔✔/3 C) pi/6 D) pi/2