plz help me solve this circled qs..2nd order derivative chapter...
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Hope u like my process
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Formula used:
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2sin A × sinB = cos(A-B) - cos(A +B)
2sinA cosB = sin(A +B) + sin(A-B)
__________________________
Hope this is ur required answer
Proud to help you
======================
Formula used:
-----------------------
2sin A × sinB = cos(A-B) - cos(A +B)
2sinA cosB = sin(A +B) + sin(A-B)
__________________________
Hope this is ur required answer
Proud to help you
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rakeshmohata:
thnx for the brainliest one
wels
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