Double-angle, half-angle formulas

5. [0/1 Points] DETAILS PREVIOUS ANSWERS SPRECALC7 7.3.014. Use the formulas for lowering powers to rewrite the expression in terms of the first power of cosine, as in Example 4. cos*(x) sin2(x) X 6. [-/1 Points] DETAILS SPRECALC7 7.3.016. Use the formulas for lowering powers to rewrite the expression in terms of the first power of cosine, as in Example 4. sin (x) Submit Answer12. [0/3 Points] DETAILS PREVIOUS ANSWERS SPRECALC7 7.3.038.MI. Find sin(*), cos(*), and tan() from the given information. cos(x) = - 13, 180