Question

$if \: cos \: \alpha = \frac{1}{2 \: } \: and \: tan \: \beta = \: \frac{1}{ \sqrt{3} } \\ then \: find \: sin( \alpha + \beta ) \: where \\ \alpha \: and \: \beta \: both \: are \: acute \: angles.$
​

Answer 1

Sin(1/2 + 1/√3)

= sin(2+√3)

———

(2√3)