Math, asked by sumanth483, 1 year ago

cos(theta-alpha),cos(theta+alpha)are inH.P.then prove that cos squaretheta=1cosalpha

Answers

Answered by trickeymind

1

u can add pic of that que it will be easier

Previous Question

Next Question

Similar questions

English, 8 months ago

Make meaningful sentence this word is value...

Social Sciences, 8 months ago

Parallels help us in calculating time of a place true/false...

English, 8 months ago

bio sketch on siddhita roy...

Math, 1 year ago

a and b are together 90 year old . Five year ago ,A was thrice as old as B was hence the age of A and B five year ago would be x-5 years and (85-x)years respectivly...

Chemistry, 1 year ago

common name for propionic acid...

English, 1 year ago

Express in p by Q form 0.6 bar...

Math, 1 year ago

the marked price of a pair of jeans is RS 800. a customer pays RS 48 as vat for it .find the rate of vat...

Chemistry, 1 year ago

definition of accuracy...