Recommended Questions
- साइन फॉर्मुले के प्रयोग से निम्न को सिद्ध कीजिए: a(cosC-cosB)=2(b-c...
Text Solution
|
- If A+B+C=0 , Prove :cos^2 A + cos^2 B +cos^2 C=1+2cosA cosB cosC.
Text Solution
|
- In DeltaABC, prove that: a(cosC-cosB)=2(b-c)cos^(2)A/2
Text Solution
|
- a(cosC-cosB)=2(b-c)cos^(2).(A)/(2)
Text Solution
|
- सिद्ध कीजिए कि DeltaABC एक समद्विबाहु त्रिभुज है यदि |(1,1,1),(1+cos...
Text Solution
|
- Prove that (1+cos(A-B)cosC)/(1+cos(A-C)cosB)=(a^(2)+b^(2))/(a^(2)+c^(2...
Text Solution
|
- If in a DeltaABC , cos A + 2 cosB+cosC= 2, then a,b, c are in
Text Solution
|
- Show that : cos A+ cosB + cosC+ cos(A+B+C) = 4cos""(B+C)/(2)cos""(C+A)...
Text Solution
|
- Prove that cosA -cosB -cosC =1-4sin(A/2)cos(B/2)cos(C/2),if A+B+C=pi
Text Solution
|