Math, asked by maliparitosh6988, 11 months ago

Prove that : cos5x cos4x 2cos3x 1 cos x cos 2x.

Answers

Answered by mrmad14

2

Answer:

apply the formula of sin(90dergeer-the following value)=cos

Previous Question

Next Question

Similar questions

Math, 5 months ago

pls answer the following question...

Math, 5 months ago

12 + __ x 6 – 20 = 10...

Physics, 5 months ago

Q19 Two bodies of masses m, and my are placed in contact on a smooth horizontal surface. Find the contact force developed between two masses if i) Force is applied on m ii) Force is applied on m2...

Biology, 11 months ago

Protein purification from mammalian cells protocol...

Economy, 11 months ago

An economy is operating at under empolyed level of income what is meant by given statenent discuss one fiscal measure and one montary measure to tackle the sitution...

English, 1 year ago

The malware that is believed to be the first computer worm to infect mobile devices: 1) Cabir 2) DroidDream 3) Ikee 4) Gazon...

Math, 1 year ago

how long will it take for Rs 2500 invested at the rate of 8% per amount simple interest to amount to Rupees 3100...

Physics, 1 year ago

A man throws a ball to maximum horizontal distance 80cm .calculate thhe maximum height reached...