Question

Evaluate :
sin ^2 30° + cot ^2 45°- cos^2 60°__________________
tan^2 45°+ sin ^2 90°.​

Answer 1

Step-by-step explanation:

• 1/4 + 1 -1/4 = 1
• 1 + 1 = 2
• Assuming you know the basic values of sin , cos , tan