Asked by al sah him
the rectangular form of the equation r=5
a.x^2+y^2=5
b.x^2+y^2=25
c.x+y=5
d.x+y=25
a.x^2+y^2=5
b.x^2+y^2=25
c.x+y=5
d.x+y=25
Answers
Answered by
Steve
well, r^2 = x^2+y^2, so ...