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Popular >

simplify tan(90+a)

Solution

simplify

tan (9 0^{\circ} + a)

Solution

- cot (a)

Solution steps

tan (9 0^{\circ} + a)

Rewrite using trig identities

= - \frac{cos ( a )}{sin ( a )}

Rewrite using trig identities

= - cot (a)

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Frequently Asked Questions (FAQ)

What is tan(90+a) ?
The solution to tan(90+a) is -cot(a)