HW 4.1.2.a: Simplifying and Verifying Trigonometric Expressions Simplify each of the following to an expression involving a single trig function with no fractions. 1.) csc(t) tan (t) 2.) cos(t) csc(t) 3.) sec (t) csc (t) sec(0) 4.) cot (t) 5.) 6.) 1-sin' (t) tan(0) csc (t) sin (t) 7.) sin (t) + cos (t) 8.) sec (t) - cos (t) cos (t) 9.) sinx( tan x + cotx) sin (t) 10.) (1+ sina) (1-sina)