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• Expand and simplify the following
expressions:
• (a + b + 1)(a - b)

User GuruM
by
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1 Answer

1 vote

Answer:

a² + b² + a - b

Explanation:

brackets mean multiplying everything by each individual

a² + ba + a - ba - b² - b

simplify buy collecting like terms:

highest values first and +ba mad -ba cancel out

a² + b² + a - b

User Brine
by
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