(a + 7b)2 + 4 (2a + 5b) (a -2b)
(Simplify)
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Answered by
1
Answer:
2a + 14b + 8a² + 4ab - 40b²
Step-by-step explanation:
(a+7b)2 + 4(2a + 5b)(a - 2b)
= 2a + 14b + 4(2a + 5b)(a - 2b)
= 2a + 14b + 4(2a²+ab-10b²)
= 2a + 14b + 8a² + 4ab - 40b²
hope this helps plz mark as brainliest
Answered by
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Answer:
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