Recommended Questions
- (tan alpha+tan beta)/(cot alpha+cot beta)= tanalpha tanbeta
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- tan alpha=cot beta=a, find (alpha+beta)
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- The expression (tan alpha+tan beta)cot(alpha+beta)+(tan alpha-tan beta...
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- Prove that (tan alpha+tan beta)/(cot alpha+cot beta)=tan alpha tan bet...
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- By geometrical interpretation, prove that tan(alpha+beta)=(tanalph...
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- if tan(alpha+beta)=(1)/(2) and tanalpha=(1)/(3), then tanbeta=.
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