Question
Copy and complete the following multi-plication:
$a x-b$
$\times 2 a x+2 b^2$
$a x-b$
$\times 2 a x+2 b^2$
✓
Answer
$ax - b$
$\times 2ax + 2b^2$
$2a^2x^2 - 2abx + 2ab^2x - 2b^3$
$\times 2ax + 2b^2$
$2a^2x^2 - 2abx + 2ab^2x - 2b^3$
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