Question

2
sin? 30° + 4 cot 45° - sec? 60° = ?​

Answer 1

Step-by-step explanation:

sin 30° + 4 cot 45° - sec 60°

1/2+4(1)-√3/2

(1+8)/2-√3/2

9/2-√3/2

(9-√3)/2