GCSE Maths Practice: simplifying-expressions

Question 1 of 10

Expand a perfect square using the identity.

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\( \begin{array}{l}\textbf{Expand and simplify:} \\ (x + 5)^2\end{array} \)

Choose one option:

Multiply carefully: 2 * a * b, then add \(b^2\).

\((x+5)^2 = x^2 + 2 × 5 × x + 25 = x^2 + 10x + 25\)