Question

Sin 750 derajat + tan 570 derajat

Answer 1

Sin 750° + tan 570°
= sin (360°×2+30°) + tan (360°×1+210°)
= sin 30° + tan 210°
= 1/2 + tan (180°+30°)
= 1/2 + tan 30°
= 1/2 + 1/3√3