Changes
From Karnataka Open Educational Resources
84 bytes added
, 11:35, 1 August 2014
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| = Hints for difficult problems = | | = Hints for difficult problems = |
| =='''Problem-1'''== | | =='''Problem-1'''== |
− | '''prove that''' <math>\frac{1-\tan^2 A}{1+\tan^2 A}=1-\sin^2 A</math> | + | '''prove that''' <math>\frac{1-\tan^2 A}{1+\tan^2 A}=1-\sin^2 A</math><br> |
| + | Solution of this problem [[Class10_trigonometry_problems#Problem-1 click here]] |
| | | |
| = Project Ideas = | | = Project Ideas = |