Solve it by using trigonometrysin15°

1.	Solve it by using trigonometrysin15°
Answer» Answer: SIN ( 45° -30 °) Sin 45°. Cos 30° - Cos 45°. Sin 30° => 1/root 2 × root 3/2 - 1/ Root 2 × 1/2 => ( root 3 - 1) / 2 root (2)

Answer»

Answer:

SIN ( 45° -30 °)

Sin 45°. Cos 30° - Cos 45°. Sin 30°

=> 1/root 2 × root 3/2 - 1/ Root 2 × 1/2

=> ( root 3 - 1) / 2 root (2)

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Solve it by using trigonometrysin15°​

=> ( root 3 - 1) / 2 root (2)

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Solve it by using trigonometrysin15°