Solve for x : cos (2x - 30°) = 0

बेरीज

cos (2x – 30°) = 0
cos ( 2x – 30°) = cos 90°
2x – 30° = 90°
2x = 120°
x = 60°

shaalaa.com

Trigonometric Equation Problem and Solution

या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?

If 2 sin x° − 1 = 0 and x° is an acute angle; find:

If sin 3A = 1 and 0 < A < 90^°, find `tan^2A - (1)/(cos^2 "A")`

Solve for x : cos² 30° + cos² x = 1

If `sqrt(2) = 1.414 and sqrt(3) = 1.732`, find the value of the following correct to two decimal places tan60°

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

In a trapezium ABCD, as shown, AB ‖ DC, AD = DC = BC = 24 cm and ∠A = 30°. Find: length of AB

The perimeter of a rhombus is 100 cm and obtuse angle of it is 120°. Find the lengths of its diagonals.

Evaluate the following: tan(78° + θ) + cosec(42° + θ) - cot(12° - θ) - sec(48° - θ)

Evaluate the following: `(3sin37°)/(cos53°) - (5"cosec"39°)/(sec51°) + (4tan23° tan37° tan67° tan53°)/(cos17° cos67° "cosec"73° "cosec"23°)`

Evaluate the following: `(sin0° sin35° sin55° sin75°)/(cos22° cos64° cos58° cos90°)`