An equation of the terminal side of an angle

\\\\theta

in standard position is given with a restriction on

x

. Sketch the least positive such angle

\\\\theta

, and find the values of the six menometric functions of

\\\\theta

. See Example 3.\ 51.

2x+y=0,x>=0

\ 52.

3x+5y=0,x>=0

\ 53.

-6x-y=0,x

\ 54.

-5x-3y=0,x

\ 55.

-4x+7y=0,x

\ 56.

6x-5y=0,x>=0

\ 57.

x+y=0,x>=0

\ 58.

x-y=0,x>=0

\ 59.

-\\\\sqrt(3)x+y=0,x

\ 60.

\\\\sqrt(3)x+y=0,x

\ 61.

x=0,y>=0

\ 62.

y=0,x