Question

What are the critical points for g(θ) = 28θ − 7 tan θ

Answer 1

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g(θ) = 28θ − 7 tan θ 
g'(θ) = 28 − 7 sec(θ)^2 
0 = 4 - sec(θ)^2 
4 = sec(θ)^2, when θ = ((6*n-1)*pi) / 3