12th Std Maths Example 6.1 With usual notation in any Triangle prove that a2=b2+c2-2bccosA, b2=c2+a2

12th Std MATHEMATICS TAMILNADU STATEBOARD SYLLABUS

CHAPTER 6 APPLICATIONS OF VECTOR ALGEBRA

EXAMPLES/ THEOREM

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[ncklcomedysandcartoon]

thankyou sir for your teaching neenga evalavu difficultana suma easy sollithariga sir thankyou so much sir

[ranjidevi]

Nice teaching sir by ranjini devi 12th A2

[real_yt_]

Sir We are 12th not 11th, you said DEAR 11th STANDARD STUDENT.

[kalpanainbhayaalini]

Tq so much sir
Enna easy ah sollikudukuringa

[rrkm_maths_medhai]

Please reply this comment sir 🙏:
Sir, R V've 2 write the 3rd and 4th subdivision too in public exam or can v write "similarly" sir? Pls reply 🙏🏻😥

[stinyjeslee]

Sir next subdivision similarly nu pootta thappa sir

[kanimozhi]

Exam la 3 um me prove pannanumanga sir