tanpower 4 theta + tan squared theta
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tan⁴θ + tan²θ
tan²θ (tan²θ + 1)
As we know that tan²θ +1 = sec²θ
∴ tan²θ * sec²θ
tan²θ (tan²θ + 1)
As we know that tan²θ +1 = sec²θ
∴ tan²θ * sec²θ
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