**find the derivative of J (theta) = tan^2(n theta)**

**Answer:**

J(θ) = tan^2(nθ)

J’() = 2 tan(nθ) sec^2(nθ) n

J’() = 2n tan(nθ) sec^2(nθ)

**find the derivative of J (theta) = tan^2(n theta)**

**Answer:**

J(θ) = tan^2(nθ)

J’() = 2 tan(nθ) sec^2(nθ) n

J’() = 2n tan(nθ) sec^2(nθ)