Question

cos 0° + sin90° - tan 45°​

Answer 1

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$\cos(0) + \sin(90) - \tan(45) \\ 1 + 1 - 1 \\ 2 - 1 \\ 1$

Cos 0° = 1

Sin 90° = 1

Tan 45° = 1

Answer 2

Answer:

0+1-1=0

put the value of tregonometric ratio

I hope it will help u