UPSKILL MATH PLUS

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23. NCERT | Square of the Sum of two numbers | Intext | Pg.146 | Q1(i)

Use the identity to write the expressions for the following.

\((a + 10)^{2}\)

Answer:

The identity used is

{(a + b)}^{i} = i^{i} + i ab + i^{i}

The expansion of \((a + 10)^{2}\) \(=\)

i^{i} + i i + i

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