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→Problem-1
=='''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>
==Interpretation of problems==
#It is to prove the problem based on trigonometric identities
#the function of one trigonometric ratio is relates to other
==Concept development==
Develop the skill of proving problem based trigonometric identity
==Skill development==
Problem solving
==Pre Knowledge require==
= Project Ideas =
= Project Ideas =