Question:

for sin 2x + Cas x = 0, Use a double angle or half angle

Last updated: 7/24/2022

for sin 2x + Cas x = 0, Use a double angle or half angle

for sin 2x + Cas x = 0, Use a double angle or half angle formula to simplify the equation and then find all solutions of equation in interval [0, 2π). x₁ = x2= X3²