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Use the compound angle formulae to find the following in surd form: tan 225°​​
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Use the compound angle formulae to find the following in surd form: tan 225°​​

User Bi Li
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1 Answer

2 votes

Answer:

On the trig unit circle,

tan 225 = tan (45 + 180) = tan 45 = 1

User Afaq Ahmed Khan
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