Justify each step used to simplify the expression. 1. 3x+2y-2x+3=3x-2x+2y+22. =(3x-2x)+2y+23. =(3-2)x+2y+24. =x+2y+2

Refer to the table below if needed. second quadrant third quadrant fourth quadrant sin(1800- - cos(180° -) tan(180°-e) =- tane cot(1800-0) 10 it to solo 888 sin(180° +c) = - sine cos(180° +) =- cose tan(180° +c) = tane cot(180° +o) = cote sec(180° + c) = - seco csc(180° +2) = - csce sin(360° -) =- sine cos(360° -) = cose tan(360° - e) =- tane cot(360° -) = -cote sec(360° -) = seco csc(360° -) = csco sec(180° -) = csc(180° -) = csca 1991 given that sine = 3/5 and lies in quadrant ii, find the following value. tane

Which of the choices shown could be used to prove that aacp=abcp ?

Triangle knm is what is true about the sides of knm