Math, asked by hazelpervezabraham, 9 months ago

Prove that cos α cos α/2 - cos 3α cos 9α/2 = sin 7α sin 8α

Answers

Answered by saranya7182

0

Answer:

please wait 5 minutes please

Previous Question

Next Question

Similar questions

Hindi, 4 months ago

तृतीय विश्व युद्ध कब प्रारंभ हुआ...

Science, 4 months ago

जत में उगने वाले पौधे C...

Math, 4 months ago

а If tan = then find cos + sine cos - sino b ь...

English, 9 months ago

Write a letter to your friends whom you miss the during lock down period...

English, 9 months ago

my house is not very far the metro station fill in the blanks ?

Social Sciences, 1 year ago

The name kunjarani devi is associated with...

Physics, 1 year ago

The material widely used for making pendulums of clocks is...

English, 1 year ago

please anybody can answer my question ...