CBSE Class 11-science Maths Sum and Difference Formulae
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Sum and Difference Function
This video explains the derivation the formula of sin A +/- sin B, cos A +/ -
Sum and Difference function
This video explains the derivation of the formula of sin A + sin B, cos A + -
Deriving addition, subtraction formulae of trigonometri
Derive the formula of sin A +/- sin B, cos A +/- cos B and 2sinxcosy, 2sinx
- Sin(x)/√2+cos(x)/√2=√3/2
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Please solve 41 st question
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if tan(pie/4+teta)+tan(pie/4-teta)=3
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A+B=360° tanA+tanB/1-tanA tanB
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pls clear the doubt, dear sir/ madam
- If A+B+C=π then prove that Cos^A+Cos^B+Cos^C=1-2CosA.CosB.CosC
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plzz explain how to solve it with the solution
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Pls answer the attached questions ASAP
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Pls solve it.
