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COMPOUND ANGLES
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AAKASH SERIES|Exercise Practice Exercise|29 VideosCONTINUITY
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AAKASH SERIES-COMPOUND ANGLES-ADDITIONAL EXERCISE
- Show that sin^(2) 75^(@) - sin^(2) 15^(@) = (sqrt(3))/(2)
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- Show that sum sin (B + C) sin (B - C) = 0
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- If A + B + C = 180^(@) then P.T. cos A + cos (B - C) = 2 sin B sin ...
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- If 0 lt alpha , beta lt pi//4, cos ( alpha + beta )=4//5 , sin (alpha...
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- If cos A = (5)/(13), Tan - (-15)/(8) and A and B are angles in the fou...
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- If A + B + C = 180^(@) then P.T. cos A + cos (B - C) = 2 sin B sin ...
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- If A + B + C = 180^(@) then P.T. "cos "(A)/(2) + sin ((B - C)/(2)) =...
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- If A + B + C = 180^(@) then P.T. sum tan ""(A)/(2) tan ""(B)/(2) = 1...
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- Show that tan5x - tan3x - tan2x = tan5xtan3xtan2x
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- If tan(A+B) = m and tan (A - B) = n , find tan 2A and tan 2B in terms ...
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- If tan beta =(n tan alpha )/(1+(1-n) tan^(2) alpha ), then tan(alpha-...
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- Prove that (tan(A+B))/(cot(A-B))=(sin^(2) A-sin^(2)B)/(cos^(2)A-sin^(2...
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