Question

How do you find the exact value of `sin((7pi)/6- pi/3)`?

Answer 1

`sin((7pi)/6-pi/3)=1/2`

Explanation:

`sin((7pi)/6-pi/3)`

= `sin((7pi)/6-(2pi)/6)`

= `sin((5pi)/6)`

= `sin(pi-pi/6)`

= `sin(pi/6)`

= `1/2`