katelynEanes katelynEanes

25-03-2022
Mathematics

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Please help me and show how you got the answer

Simplify this expression 7a^2 - 7b^2

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joannachong282 joannachong282

25-03-2022

Answer:

7(a+b)(a-b)

Step-by-step explanation:

7a² - 7b²

= 7(a²-b²)

= 7 (a² + b²) (a² - b²)

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