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Trigonometry Class 11 | CosA + CosB + CosC = 1 + 4 Sin(A/2) Sin(B/2) Sin(C/2) (Mathematics By Akash) View |
If A+B+C=180 degree, prove that cosA+cosB+cosC= 1+ 4sinA/2.sinB/2.sinC/2 (Kindhearted man) View |
`cosA+cosB+cosC=1+4sin(A/2)sin(B/2)sin(C/2)` (Doubtnut) View |
Prove that : cosA + cosB + cosC = 1 + 4 sin(A/2) sin(B/2) sin(C/2) (Pace Edu.) View |
prove that cosA+cosB+cosC=1+4sinA/2sinB/2sinC/2|TRIGONOMETRY|MATHS(Eamcet nd Ipe) (EduLifeHappiest) View |
If A+B+C = π , Prove that: cosA + cosB + cosC = 1 + 4sinA/2. sinB/2. sinC/2 (365 Digital Hunters) View |
sinA+sinB+sinC=4 cos(A/2)cos(B/2)cos(C/2), cosA+cosB+cosC=1+ 4 sin(A/2)sin(B/2)sin(C/2) (vikram angala) View |
prove that CosA+CosB+CosC=1+4.SinA/2.SinB/2.SinC/2 || #TrigonometryUptoTransformations chapter#maths (Maths Tutorials Telugu•1.1M) View |
In DeltaABC, Prove that: cosA+cosB+cosC=1+4sinA/2sinB/2sinC/2 | 12 | TRIGNOMETRIC FUNCTIONS | M... (Doubtnut) View |
Prove: CosA+CosB+CosC=4.Sin(A/2).Sin(B/2).Sin(C/2)+1. (LUNJAPAO BAITE) View |