Answer to Question #87810 in Analytic Geometry for Jflows

Question #87810
9.What is the parametric equation of a circle with centre (2,−1) and radius 3
a.y=âˆ′1−3sinθ
b.y=âˆ′1+3sinθ
c.None of the option
d.y=âˆ′1+3tanθ

10.The equation of a parabola with vertical axis is given by
a.y^2=4px
b.y=4px^2
c.x^2=4py^2
d.x^2=4py
1
Expert's answer
2019-04-11T10:37:42-0400

9.    x=3cosθ+2,    y=3sinθ110.    4py=x2.    Var.d.9.\;\;x=3\cos{\theta}+2,\;\;y=3\sin{\theta}-1\\ 10.\;\;4py=x^2.\;\;Var.d.


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