factorize - (5a + 4b)^2 - (3a-2b)^2
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0
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Answer.
Step-by-step explanation:
(25a^2 + 40ab + 16b^2) - (9a^2 - 12ab + 4b^2)
=25a^2 + 40ab + 16b^2 - 9a^2 + 12ab - 4b^2)
=16a^2 + 52ab + 12b^2
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