Suppose f(x)= x? - 6r? +9x and g(x)=10x-6.
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Answer:
150 degrees
Step-by-step explanation:
This image should help. (It was hard to explain, sorry about that ._.)
tangent 60 is √3 on the unit circle and tangent 225 is 1. So 1+√3 is the exact value of tan 60 plus tan 225