# Trigonometry

If 5cosA+3=0 and 180(degrees)<A<360(degrees)
Determine

1. Tan^2A
And
2. SinA over cosA

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2. 👎 0
3. 👁 149
1. see your previous post, in related questions below.

Also, recall that tanA = sinA/cosA

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2. 👎 0

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