Q36 of 76 Page 52

The value of cos 1° cos 2° cos 3°… cos 179° is

Since cos90° =0


⇒ cos 1° cos 2° cos 3°… cos90°… cos 179° = 0

More from this chapter

All 76 →
34

The value of tan 1° tan 2° tan 3°… tan 89° is

 35

The value of is

 37

If tan θ = 3 and θ lies in third quadrant, then the value of sin θ is

 38

The value of tan 75°– cot 75° is equal to