How do you convert #x^2 + y^2 - 8y = 0# in polar form?
1 Answer
Jan 14, 2016
# r = 8sintheta#
Explanation:
Using the formulae which links Polar and Cartesian coordinates :
# x^2 + y^ 2 = r^2 , x = rcostheta , y = rsintheta #
#rArr x^2+ y^2 - 8y =0 # can be rewritten as :
# x^2 + y^2 = 8y rArr r^2 = 8r sintheta # (and dividing both sides by r ) obtain:
# r = 8sintheta #
