Evaluate the following: sec 34 ° cosec 56 °

Evaluate the following: `(sec34°)/("cosec"56°)`

Sum

`(sec34°)/("cosec"56°)`

= `(sec(90° - 56°))/("cosec"56°)`

= `("cosec"56°)/("cosec"56°)`
= 1.

shaalaa.com

Trigonometric Equation Problem and Solution

Is there an error in this question or solution?

Chapter 22: Trigonometrical Ratios of Standard Angles - Exercise 27.3

Chapter 22 Trigonometrical Ratios of Standard Angles
Exercise 27.3 | Q 1.2

Solve the following equation for A, if sin 3 A = `sqrt3 /2`

From the given figure,
find:
(i) cos x°(ii) x°(iii) `(1)/(tan^2 xx°) – (1)/(sin^2xx°)`
(iv) Use tan x^o, to find the value of y.

If θ = 15°, find the value of: cos3θ - sin6θ + 3sin(5θ + 15°) - 2 tan²3θ

If `sqrt(3)`sec 2θ = 2 and θ< 90°, find the value of θ

Find the value of 'x' in each of the following:

If tan x° = `(5)/(12) . tan y° = (3)/(4)` and AB = 48m; find the length CD.

Evaluate the following: cosec 54° - sec 36°

Evaluate the following: `(tan42°)/(cot48°) + (cos33°)/(sin57°)`

Evaluate the following: `(5sec68°)/("cosec"22°) + (3sin52° sec38°)/(cot51° cot39°)`

Express each of the following in terms of trigonometric ratios of angles between 0° and 45°: cos72° - cos88°