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no 5 how do we do with explanation there is answer but how the
that comes

No 5 How Do We Do With Explanation There Is Answer But How The That Comes class=

Answer :

DISCIPULUSGO

Answer:

I don't understand what is your question?

Answer:

see explanation

Step-by-step explanation:

(sinA + cosA)² + (sinA - cosA)² ← expand using FOIL

= sin²A + 2sinAcosA + cos²A + sin²A - 2sinAcosA + cos²A ← collect like terms

= 2sin²A + 2cos²A

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