Other Trigonometric Functions help

Let sin x = .72 and cos y = .72. Which is csc x – csc y?

A. .65

B. -.56

C. .60

D. -.06


Let (sin x) + (cos x) = 1.06 and csc x + sec x = 6.58. Which is (sin x)(cos x) ?

A. .13

B. .16

C. .18

D. .14

D and B...not hard to find !