sec theta-tan theta÷ sec theta +tan theta =1/4 ..find sin theta
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Answer:
secθ+tanθ=7
∵, sec²θ-tan²θ=1
or, (secθ+tanθ)(secθ-tanθ)=1
or, 7(secθ-tanθ)=1
or, secθ-tanθ=1/7Step-by-step explanation:
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