. Question 18 A > 0/1 pt 9 3 99 0 Details sect - 1 A - cost If then sect + 1 A + cost A = Hint: rewrite the left-hand side in terms of sine or cosine.\f. Question 16 E1 on pt '0 3 2 99 G) Details Simplify and write the trigonometric expression in terms of sine and cosine: 1 tanul ootu : fin) M) = :i . Question 14 v B on pt '0 3 8 99 G) Details Simplify and write the trigonometric expression in terms of sine and cosine: 1 tan 3: CBC a: : me) = C Question 13 v IE on pt '0 3 Z 99 G) Details Simplify and write the trigonometric expression in terms of sine and cosine: 2 + tan2 :1: 2 -1: SEC :13 gm 2 :i Question 12 E.' on pt '0 3 Z 99 G) Details sin2(t) expression involving a single trig function with no fractions. If needed, enter squared trigonometric expressions using the following notation. Example: Enter sin2(t) as (sin(t))2. :l