Question

If 7sin²∅ + 3cos²∅ = 4

Then prove tan∅ = 1/√3

Answer 1

Hey dear!!

Here's your answer
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7 tan²α + 3 = 4 sec²α
7 tan²α + 3 = 4 + 4 tan²α

3 tan²α = 1

tan α = 1/√3

Answer 2

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