Question 278245
1. y=cot(pi/4x)


{{{ graph( 500, 500, -6, 5, -10, 10, cos((pi/4)*x)/sin((pi/4)*x)) }}}



2. y=-3cot(1/2x)-2


{{{ graph( 500, 500, -6, 5, -10, 10, -3*cos((1/2)*x)/sin((1/2)*x)-2) }}}