Math, asked by shruti13845, 7 months ago

prove it........

plzz answer

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Answered by shivangihowlader29

1

Step-by-step explanation:

sin4A - cos4A= (sin2A - cos2A)(sin2A + cos2A)

= (sin2A - cos2A)(1)

= sin2A - (1 - sin2A)

= 2sin2A - 1

Answered by raviias9000

0

online ho to snap aana plz..

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