4 3 Find the exact value of the expression, given that cos a = - 7 with a in quadrant II, and sin B=-5, with ß in quadra
Posted: Tue May 10, 2022 9:55 am
4 3 Find the exact value of the expression, given that cos a = - 7 with a in quadrant II, and sin B=-5, with ß in quadrant IV. csc (a - b) csc (a - B)= (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expression.)