Question

How do you show by substitution that the point (π /2, 1) lies on the curves of : y=2xπ?

Answer 1

note:π=180°

given co-ordinats x=π/2=180/2=90 and y=1

then,we substitute y value on given equation

y=2xπ

1=2xπ

x=1/2π

so,we say that these x,y co-ordinats for given equation