Question

5) Evaluate : sin2 60° + cos2 30 + tan2 45° + sec2 60° - cosec2 30°.​

Answer 1

Answer:

Okay so here comes your answer!!

Sin²60° + cos²30° + tan²45° + sec²60° - cosec²30°

= ( √3/2 )² + ( √3/2 )² + 1 + ( 2 )² - ( 2 )²

= 3/4 + 3/4 + 1

= 6/4 + 1

= 6 + 4 = 10/4 = 5/2

4

Hope it maybe helpful to you!!

Answer 2

Answer:

5/2 is a answer

Step-by-step explanation:

5/2 is a answer