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  • Solve $$ \sin 60^{\circ} \cos 30^{\circ}+\cos 60^{\circ} \sin 30^{\circ} $$

Solve $$
\sin 60^{\circ} \cos 30^{\circ}+\cos 60^{\circ} \sin 30^{\circ}
$$

 

Answers (1)

best_answer

Using the Trigonometric identity,

$$
\sin (A+B)=\sin A \cos B+\cos A \sin B
$$

From the given data in the question, $$
A=60^{\circ}, \quad B=30^{\circ}
$$

$$
\begin{aligned}
&\text { So, } \sin (A+B)=\sin (60+30)=\sin 90^{\circ}=1
\end{aligned}
$$

 

Posted by

Saniya Khatri

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