Question

24. A teacher writes two cubic identities on board
(a + b)' = a + b + 3ab(a + b)
(a - b) = a - b - 3abla - b)
Which identities will be used to prove sino + cose + 3sin’ocos'o = 1? Explain.​

Answer 1

Answer:

Vdhshs

Step-by-step explanation:

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Answer 2

Answer:

osteomalacia kamasathi