The terminal side of Ø is in quadrant IV and cos Ø + 5/13, what is sin Ø? A. -5/12
B. -12/13
C. 12/13
D. 5/12

What is the sum of the geometric series in which a1 = 7, r = 3, and an = 1,701? hint: cap s sub n equals start fraction a sub one left parenthesis one minus r to the power of n end power right parenthesis over one minus r end fraction comma r ≠ 1, where a1 is the first term and r is the common ratio