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Multiply and simplify (7ab+3c)(7ab-3c)

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Lubos Jerabek · Answer 1 · 2024-11-29T21:52:47+0000

Answer: 49a²b² - 9c²

Explanation:

We will apply the difference of two squares formula:

(7ab+3c)(7ab-3c)

(7ab)² - (3c)²

49a²b² - 9c²

Bstakes · Answer 2 · 2024-12-03T10:14:40+0000

Answer:

49a²b² - 9c²

Explanation:

(7ab+3c)(7ab-3c)

= 49a²b² - 21abc + 21abc - 9c²

= 49a²b² - 9c²

So, the answer is 49a²b² - 9c²

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