For sin2x+cosx=0,
use a double-angle or half-angle formula to simplify the equation and then
find all solutions of the equation
in the interval [0,2π). x=
Enter your answer as a list of values separated by commas: Example: -4, 3, 2 Enter each value as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4) Enter DNE for Does Not Exist, oo for Infinity