Math, asked by aiswarya91, 4 months ago

find the value of cos 15 degree in step by step

Answers

Answered by pranav20071011

1

Answer:

The exact value of cos(15°) is √(2 + √( 3)) / 2.

Step-by-step explanation:

Previous Question

Next Question

Similar questions

Math, 1 month ago

In an examination, the candidates are awarded the following grades depending on the marks scored by them Distinction: 280% first class: 60% marks 80%, second class, 45% marks 60% third class. 30% marks 45% fail :< 30% marks It was found that 8% of the students failed and 8% have scored distinction. Find the average marks obtained by the candidates. Deduce percentage of students placed in the...

Physics, 1 month ago

If you cover a lighted bulb with a wax paper then what will happen to the brightness of light? 1.Brightness will be more. 2.No light will be seen 3.Brightness can't be determined 4.Brightness will be less.

Hindi, 1 month ago

बताइए कि यात्रा में क्या अनिश्चित है ...

Social Sciences, 4 months ago

What are jowar, bajra and ragi together known as? b. Pulses c. Beverages d. Oilseeds a. Millets...

Chemistry, 4 months ago

What are alloys? Name the alloy which has lead and tin as its constituent and write one of its uses.

Math, 10 months ago

Q1. a) What is the difference between equation and inequality? Solve the following inequalities i) x2 - x > 12 mi) Show the solutions graphically. 8 2 x+3 X+1 b) Discuss about the trigonometric functions. If sin 0 = }, then find the other trigonometric ratios. c) Graph y = sin x and y = cos X in rectangular Cartesian coordinate system and in polar coordinate system by using table: Q2. a) Find...

English, 10 months ago

What Is Soft Skills...

Computer Science, 10 months ago

what is foss please tell...