TBQ - Find the value of the given square number — task. Maths CBSE Live product, Class 8 (2025-26).

Use the identity \((a-b)^2\) to find the values of \(84^2\).

Answer:

We can rewrite \(84^2\) as

{(i - 6)}^{i}

By the identity,

{(a - b)}^{2} = i^{i} - i i i + i^{i}

Thus, \(84^2\) \(=\) .

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4. TBQ - Find the value of the given square number