GCSE Maths Practice: algebraic-proof

Question 4 of 11

This question practices expanding and simplifying expressions.

\( \text{Prove that } (a + b)^2 - (a^2 + 2ab + b^2) = 0 \)

Choose one option:

Expand carefully and line up like terms to simplify correctly.

Subtracting the expanded form allows you to verify identities.