-Constable/1717566135-21.JPG)
sin2 9 ° + sin2 10 ° + sin2 11 ° + sin2 12 ° + ……… + sin2 81 ° = ?
...Simplifies-
(1 + tan²A) + (1+ 1 /tan²A)
[A] 1/ (sin²A-sin4 A)
[C] 1/ (cos2 A-sin4 A)
[B]...
Find the Value of Sin⁶`Theta` + Cos⁶`Theta` + 3Sin² `theta` Cos²`Theta`
If tan 3.5θ x tan 6.5θ = 1 then the value of tan 5θ is
If tan A = 4/3, 0 ≤ A ≤ 90°, then find the value of sec A.
If x tan 60° + cos 45° = sec 45° then the value of x2 + 1 is
