Question

Express
sin73° + cos 89° in angle less than 45°​

Answer 1

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Express

sin73° + cos 89° in angle less than 45°

Answer

sin 73° + cos 89°

= cos (90-73)° + sin (90-89)°

= cos 17° + sin 1°

Answer 2

Hey!

• sin73° + cos89°

• cos(90°- 17°) + sin (90°-1°)

• cos17° + sin1°

Hope it helps!