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Prove the tan10^@+tan35^@+tan10^@.tan35^...

Prove the `tan10^@+tan35^@+tan10^@.tan35^@ = 1`

Text Solution

Verified by Experts

We have `tan45^@=1`
or `(tan35^@+tan10^@)/(1-tan35^@tan10^@)=1`
or `tan35^@+tan10^@=1-tan35^@tan10^@=1`
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