Verify the identity algebraically. Use the table feature of a graphing utility to check your result numerically. (Simplify at each step. ) 1 + sin(0) cos(0) = 2 sec(0) cos(0) 1 + sin(0) 1 + sin(0) cos(0) + cos?(8) cos(0) 1 + sin(0) cos(0) (1 + sin(0)) + sin2(8) + cos2(8) cos(0)(1 + sin(0)) 2 + cos(0)(1 + sin(0)) cos(0)(1 + sin(8)) 2 cos(0) = 2 sec(0) Verify the identity algebraically. Use the table feature of a graphing utility to check your result numerically. (Simplify at each step.) 2 sin(x) csc(x) = 2 csc(x) - 2 sin(x) 2 csc(x) - 2 sin(x) sin(x) csc(x) (csc (x ) ) 2 csc(x) - 2 sin(x) = 2 csc(x) - 2 sin(x)