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If \( A+B={45}^{0}\) then prove that \( \left(1+tanA\right)\left(1+tanB\right)=2\). On the basis of the result obtained prove that \( tan{22\frac{1}{2}}^{0}=\sqrt{2}-1\)

Answer

Answer for If  A+B={45}^{0} then prove that  left(1+tanAright)left(1+tanBright)=2. On the basis of the result obtained prove that  tan{22frac{1}{2}}^{0}=sqrt{2}-1
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Solution

Solution for If  A+B={45}^{0} then prove that  left(1+tanAright)left(1+tanBright)=2. On the basis of the result obtained prove that  tan{22frac{1}{2}}^{0}=sqrt{2}-1
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