`tan(t)cot(t) = 1` Verfiy the identity.

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Verify the identity: `tan(t)cot(t)=1`

Simplify the left side of the equation by using the reciprocal identity cot(t)=1/tan(t).

`tan(t)*1/tan(t)=1`

`tan(t)/tan(t)=1`

`1=1`