If a point (x,y)=(tant+sint, tant-sint) , then the locus of (x,y) is?
If a point (x,y)=(tant+sint, tant-sint) , then the locus of (x,y) is?
Tejas , 8 Years ago
Grade 11
Analytical Geometry> If a point (x,y)=(tant+sint, tant-sint) ,...
1 AnswersVikas TU
Dear Student,
x = tant + sint
y = tant – sint
Adding the two eq, sint = (x+y)cost / 2
Putting this in eq 1 , cost = (x – y ) / (x+y)
And sint = (x – y ) /2
Now use identity sin^2 (t) + cos^2 (t) = 1
Cheers!!
Regards,
Vikas (B. Tech. 4th year
Thapar University)
Thapar University)
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