4 . What is the approximate measure of angle x in the triangle below? (4 Points) X 6 5 MANUDY 10985 JAM 10 a. 60.3 b. 80.40 . 117.10 d. 130.50 . Lucy invested $6,000 into an account that earns 6% interest compounded continuously. Approximately how long will it take for Lucy's investment to be valued at $25,000? You must show your work algebraically. (4 Points 52.7 years b. 46.9 years 24.5 years d. 23.8 years untol 6. Which expression is equivalent to sec(x) * ? (4 Points) a. cos' x - sink x b. sink x - cos2 x c. sec2 x - tan2 x tanz x - sec2 x