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एक से अधिक उत्तर प्रकार के प्रश्न

If sinx + siny = 2, then cosx + cosy is greater than or equal to

यदि sinx + siny = 2, तब cosx + cosy का मान किससे अधिक या बराबर है?

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–2

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Zero

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The correct option is C Zero

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