Question
Mathematics Question on Straight lines
The equation of the locus of the point of intersection of the straight lines x sin θ + (1 – cos θ) y = a sin θ and x sin θ – (1 + cos θ) y + a sin θ = 0 is
A
(A) y ± ax
B
(B) x = ± ay
C
(C) y2 = 4x
D
(D) x2 + y2 = a2
Answer
(D) x2 + y2 = a2
Explanation
Solution
Explanation:
y=asinθx=acosθ[x2+y2=a2]