Math, asked by jahanvichhatwal, 3 months ago

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Date
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G
if tan²x=2tan²phi+1 prove that cos2x+sin²phi=0

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Answered by lucky56230

0

Step-by-step explanation:

एग्जिट नॉट अंडरस्टैंड ईयर क्वेश्चन

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