Question

cos60-cot45+cosec30/sec60+tan45-sin30.

Answer 1

Answer:

3/7.

Step-by-step explanation:

cos60-cot45+cosec30/sec60+tan45-sin30

Sin30 = Cos 60 = 1/2; Cot45 = Tan45 = 1; Cosec30 = Sec60 = 2.

Substitute the values

1/2 - 1 + 2 /2 + 1 - 1/2

3/2/7/2 = 3/7.