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Question
State whether the following equation have solution or not?
3 tanθ = 5
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Solution
Yes, it has a solution.
Because tanθ can take any real value, from
3 tanθ = 5 ⇒ tanθ = `5/3`, which is possible
θ = tan−1 `(5/3) + npi,` n ∈ Z
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