If `theta+phi=pi/4, then (1+tantheta)(1+tanphi)` is equal to

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If theta+phi=pi/4 then (1+tan theta)(1+tan phi) is equal to

theta+phi=(pi)/(4) then (1+tan theta)(1+tan phi) is equal to

If theta + phi =pi//4 , then (1+tan theta)(1+tan phi) is equal to:

If theta+phi=(pi)/(4),then(1+tan theta)(1+tan phi) is equal to

If theta - phi=pi/4 , prove that : (1 + tan theta)(1+tan phi)=2 tan theta .

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