Math, asked by AbhijithJJ, 8 months ago

prove 4cos18.cos42.cos78=cos 54
please can anyone prove it?

Answers

Answered by smartoldie

1

Answer:

I'm sorry.... this is kinda difficult... like I mean I haven't yet learned these things

Answered by korthamyamini525

0

I hope it's helpful for you

Attachments:

Previous Question

Next Question

Similar questions

Political Science, 4 months ago

C. Explain why the Philippines is a government of the people...

Math, 4 months ago

Temperature at the foot of the mountain is 100C. It fell down by 15°C at the top of the mountain. What is the temperature at the top of the mountain?

Social Sciences, 4 months ago

how should society according to liberals sedicleor importance of denim in USSR history ?

Physics, 8 months ago

which of the following denotes the smallest temperature 1. 1 degree on the celcius scale 2. 1 degree on the Kelvin scale 3. 1 degree on the Fahrenheit scale 4. 1 degree on the reaumur scale...

English, 8 months ago

Give me a short summary of the poem lokhinvar...

English, 1 year ago

Alexander,as a young man went on military campaigns with his father.(Change to complex)...

English, 1 year ago

fill in the blanks with the correct form of infinitives with or without to...

Math, 1 year ago

the diagonals of a quadrilateral PQRS intersect at O. prove that PQ2+SR2=PS2+QR2...