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Write the following in the expanded form...

Write the following in the expanded form: `(a/(b c)+b/(c a)+c/(a b))^2` (ii) `(x+2y+4z)^2`

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Let's solve the given problems step by step. ### Part (i): Expand \((\frac{a}{bc} + \frac{b}{ca} + \frac{c}{ab})^2\) 1. **Identify A, B, and C**: - Let \( A = \frac{a}{bc} \) - Let \( B = \frac{b}{ca} \) - Let \( C = \frac{c}{ab} \) ...
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