Question

Evaluates [ 2cos60° -2 sin30°
- tan45° cos0°]
[cos 45° cosec30° Sec6o°
sin90°]
​

Answer 1

Answer:

[-1],[[2√2]

Step-by-step explanation:

[2 cos 60°-2sin30°-tan45°cos0°]

[2(1/2) - 2(1/2) - 1(1) ]

[1-1-1]

[-1]

[cos45° cosec 30° sec60° sin90°]

[1/√2×2×1]

[2√2]