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GCSE Maths Practice: simplifying-expressions

Question 1 of 10

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\( \begin{array}{l}\textbf{Expand the following:} \\ (2b)^2\end{array} \)

Type your answer:

Input Tips:

Use = for equality, ≠ for not equal.
Use pi or click π to insert π.
Use ^ for powers, e.g. x^2.
Use sqrt( ) or √ for square roots.
Fractions: type 1/2, not “½”.

\( \text{Remember: } (ab)^2 = a^2 b^2 \)

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