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Question

If 3xcsc36=sec54, then the value of x is

A
0
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B
1
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C
13
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D
34
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Solution

The correct option is C 13
Given,
3xcsc36°=sec54°
3xcsc(90°54°)=sec54°
3xsec54°=sec54°
3x=1
x=13
Hence, the answer is 13

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