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Answer the following by a number or a word or a sentence :
What is the value of
`(sin^(2)22^(@)+sin^(2)68^(@))/(cos^(2)22^(@)+cos^(2)68^(@))+sin^(2)63^(@)+cos63^(@)sin27^(@)`?

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The correct Answer is:
2
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KUMAR PRAKASHAN-INTRODUCTION TO TRIGONOMETRY-Objective Questions
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