Question

Simplify: ( + )( ²− + ²) + ( − )( ² + + ²)​

Answer 1

Answer:

For solving the above question, i.e. to find the length of arc of the circle, we need to note down the basic formula for finding the length of arc:

\large{\boxed{\sf{\;\frac{\theta}{360^{\circ}} \times 2\pi r\;}}}

Answer 2

The answer of this question is ( - ) because I have been solved this question.thanks