what is BC/A formula
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(a + b - c)2 = [a + b + (-c)]2
= a2 + b2 + (-c)2 + 2ab + 2 (b) (-c) + 2 (-c) (a)
= a2 + b2 + c2 + 2ab – 2bc - 2ca
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Answer:
Step-by-step explanation:
When a fraction is in the form of A///B/C
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