mahlanguhlengiwe043 mahlanguhlengiwe043 15-05-2023 Mathematics Answered 2.2. Simplify the given expression (without using a calculator) to a single trigonometric ratio of an acute angle: 2.3. sin513 .tan243 Determine the general solution of: (8) 4sin²theta -sin theta=0, correct to one decimal place. (6)