Question #e7954

Question

1586 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2017-09-12T21:14:40

see below

Use the formulas #x=rcos theta, y=r sin theta# and substitute into the given equation for x and y.

That is,

#x+5y=3#

#rcos theta+5rsin theta =3#

#rcos theta+5rsin theta -3 = 0#

or

#r(cos theta+5sin theta)=3#

#r=3/(cos theta + 5 sin theta)#