Math, asked by Phantomrage, 6 months ago

$\cos(\pi \div 4 + x) + \cos(\pi \div 4 - x) = \sqrt{2 \cos(x) }$

Answers

Answered by JayanthTP

0

Answer:

cos(π÷4+x)+cos(π÷4−x)=

2cos(x)

Previous Question

Next Question

Similar questions

History, 3 months ago

The estate members of Clergy and Nobility a) enjoyed Privileges by birth b)hard workers c)Heavy tax payers d)Industrialists...

Math, 3 months ago

Express the following in the form pq : 0.936 ii) 0.00135...

Accountancy, 3 months ago

A partner sam withdrew Rs 10,000 in beginning of the each month during the year. calculate the interest on drawings @ 8% chargeable to ...

Math, 6 months ago

simplify (-3/2)⁴×4⁴ ...

Math, 6 months ago

if 6 men can do a piece of work in 30 days of 9 hours each ,how many men will it take to do 10 times the amount of work if they work 25 days of 8 hours each...

Math, 1 year ago

Multiplicative inverse of -3/8×-4/7...

Science, 1 year ago

experimental activity to test the acidic or basic nature of vinegar and sugar solution using Litmus as the indicator...

Chemistry, 1 year ago

please solve this question ...