UPSKILL MATH PLUS

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Choose the correct answer:
 
1. The value of \((sin \ 30^{\circ} + cos 30^{\circ}) - (sin \ 60^{\circ} + cos \ 60^{\circ})\) is
 
2. The value of \(\frac{tan \ 30^{\circ}}{cot \ 60^{\circ}}\) is
 
3. The value of \(sin \ 45^{\circ} + cos \ 45^{\circ}\) is