Advertisements
Advertisements
Question
Evaluate the following: `(sec32° cot26°)/(tan64° "cosec"58°)`
Advertisements
Solution
`(sec32° cot26°)/(tan64° "cosec"58°)`
= `(sec(90° - 58°) cot(90° - 64°))/(tan64° "cosec"58°)`
= `("cosec"58° cot64°)/(tan64° "cosec"58°)`
= 1.
APPEARS IN
RELATED QUESTIONS
If sin x + cos y = 1 and x = 30°, find the value of y
If 3 tan A - 5 cos B = `sqrt3` and B = 90°, find the value of A
Find the magnitude of angle A, if tan A - 2 cos A tan A + 2 cos A - 1 = 0
If sin α + cosβ = 1 and α= 90°, find the value of 'β'.
If θ = 15°, find the value of: cos3θ - sin6θ + 3sin(5θ + 15°) - 2 tan23θ
Find the value of: `sqrt((1 - sin^2 60°)/(1 + sin^2 60°)` If 3 tan2θ - 1 = 0, find the value
a. cosθ
b. sinθ
In the given figure, if tan θ = `(5)/(13), tan α = (3)/(5)` and RS = 12m, find the value of 'h'.
Evaluate the following: `(sin62°)/(cos28°)`
Express each of the following in terms of trigonometric ratios of angles between 0° and 45°: sin65° + cot59°
Evaluate the following: `(5cot5° cot15° cot25° cot35° cot45°)/(7tan45° tan55° tan65° tan75° tan85°) + (2"cosec"12° "cosec"24° cos78° cos66°)/(7sin14° sin23° sec76° sec67°)`
