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यदि tan^(2) 45^(@)- cos^(2) 30^(@) =x s...

यदि ` tan^(2) 45^(@)- cos^(2) 30^(@) =x sin45^(@) cos 45^(@)` हो , तो `x= `

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Choose the correct answer in each of the following questions: If tan^(2)45^(@)-cos^(2)30^(@)=x sin45^(@) cos 45^(@) " then " x =?

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