SOLUTION: (3a-2b)(3a+2b)
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Question 531417
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(3a-2b)(3a+2b)
Answer by
chiga89(2)
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Solving by FOIL method
(3a-2b) (3a+2b)
(3a* 3a)+ (3a * 2b) - (2b * 3a) + (-2b * 2b)
9a^2 + 6ab - 6ab - 4b^2
= 9a^2 - 4b^2