A : B : C = 1/5 : 1/6: 1/8 = 1/5 × 120 : 1/6 × 120 : 1/8 × 120[ LCM ] = 24 : 20 : 15 ∴ Minimum number of pens = 24 + 20 + 15= 59
A ladder is leaning against a wall, making an angle of 60° with the ground. The top of the ladder reaches a window 15 meters above the ground. Find the...
If 3 tan X + cot X = 2√3, then find the value of 6 tan2 X + 2 cot2 X.
If Sinθ + Cosθ =√2 Cos(90 -θ ), then find the value of Cotθ ?
...If (sinθ+cosθ)/(sinθ-cosθ) = 2, then the value of sin4 θ is
Simplifies-
(1 + tan²A) + (1+ 1 /tan²A)
[A] 1/ (sin²A-sin4 A)
[C] 1/ (cos2 A-sin4 A)
[B]...
If θ is a positive acute angle and cos² θ + cos⁴θ = 1, then the value of tan²θ + tan⁴θ is?
If tan A = , find the va...
If sin A = 3/5 and cos B = 4/5, where A and B are acute angles, find the value of sin(A + B).
tan 1˚ × tan 2˚× …………………….tan 88˚ × tan 89˚ = ?