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Question

Given A=600 and B=300, then
tan(AB)=tanAtanB1+tanAtanB
If true enter 1 else 0

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Solution

Given, A=60,B=30
Now, tan(AB)=tanAtanB1+tanAtanB
L.H.S: tan(AB)=tan(6030)=tan30=13
R.H.S: tanAtanB1+tanAtanB
=tan60tan301+tan60tan30
=3131+3×13
=3123
=13
Thus, L.H.S=R.H.S

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