JEE Main 2019 Mathematics question
If an angle between the line, and the plane, x − 2y − kz = 3 is , then a value of k is:
Answer: (D)
Solution
sin φ = 1/3 = ⇒ .
If an angle between the line, and the plane, x − 2y − kz = 3 is , then a value of k is:
sin φ = 1/3 = ⇒ .