Show that cos^2x+cos^2(x+π​/3)+cos^2(x−π​/3)=3​/2

Show that cos^2x+cos^2(x+π​/3)+cos^2(x−π​/3)=3​/2
t * cos^2 x + cos^2 (x + pi/3) + cos^2 (x - pi/3) = 3/2

[@aditya11a3]

Yes sir easy and important question tha

[@viratkataria1180]

Sir completed .
This video is very useful for trigonometry.
Thanks for your effort and support .

[@tanishkadobriyal8516]

What a great way of teaching sir !

[@SameerChaurasia-h5x]

Best explanation ever

[@Drakeo12344]

aapke smjhane ke baad it was very easy question, thank you so much sir😘😘😘

[@tannuu6971]

arre wah yeh boht important question hai aur mere exam mein bhi aya tha

[@dgcg7209]

sir class 12 ki pmarstrl wale videos laiye

[@tristhabhardwaj6671]

Thankyou sir🙏🏻

[@muhammadshameelofficial]

Thankyou sir❤️❤️

[@chiragpathak5681]

Thnx for the PYQ sir 😊

[@aryanbharadwaj5293]

Easy after explaination

[@paridhiaggarwal319]

Jai Hind sir🙏

[@sachinproplayer]

Yes sir

[@shivlochanyadav3936]

Sir easy pisy 😎😎

[@mayankchandradas222]

Complete sir

[@dgcg7209]

please sir🙏🙏