How to prove Cosx + Cosy = 2Cos(x +y)/2 × Cos(x-y)/2 । Trigonometry Formula Proofs (hindi)

please like and subscribe my TH-cam channel
sina+sinb=2sin(a+b)/2cos(a-b)2---
• Prove that sina+sinb=2...
#trigonometricformula #trigonometricallformula
#sinx+siny=2sin(x+y)/2 cos(x-y)/2
#cosx+cosy= 2cos (x+y)/2 cos(x-y)/2 #cosa+cosb=2cos(x+y)/2 cos(x-y)/2
thank you watch this video

[@jamunawangkheimayum6945]

Very helpful, thank u so much

[@sinchusinchu8871]

I did not understand anything

[@aliahmed-qe4yh]

simple .short and easy.....method .. not too much unnecessary talking. like it

[@Kingmahesh290]

Samaj me aagya tq

[@pineapplesbs1027]

Thank u bhai

[@queen8815]

Sound word's 😁😂 thanks 😊

[@spandantheallrounder3661]

Too much helpful

[@tarun28719]

Thanku sir...I got it 😄

[@atulxenpai]

❤❤

[@youngttbmeitei5934]

Thanks

[@sujayrawat1965]

Thanks brother 🙏

[@pratimakumari2827]

Thank you bhaiiii😅

[@israelcampos36]

Thank you!!!!!
From México

[@mathematics8156]

Thanks

[@vlogswithrishiiii1902]

Awesome sir 🔥🔥🔥

[@mathsexploring]

Sir ji proof krte h to jo let krte usko uwapis bi kra mata h

[@saulniceman3693]

Thanks, That was really helpful

[@mathsexploring]

Q nhi kra reason tell

[@oualidounis2812]

india the best

[@planetr]

Thanks