Question

i) 4cot45º – sec2 60° + sin 30°​

Answer 1

Step-by-step explanation:

4cot45º – sec2 60° + sin 30°

4 (1) - 2/√3 + 1/2

4 - 2/√3 +1/2

9/2 - 2/√3

9/2 - 2√3/3

27-4√3/6