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Question

If 5sinθ=4, then find the value of secθ×tanθsecθtanθ.

A
203
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B
320
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C
203
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D
320
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Solution

The correct option is A 203

Given, 5sinθ=4
sinθ=45secθ=53 and tanθ=43secθ×tanθsecθtanθ=53×435343=20913=203

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