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Question
Subtract the second polynomial from the first.
`2ab^2 + 3a^2b - 4ab ; 3ab - 8ab^2 + 2a^2b`
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Solution
`(2ab^2 + 3a^2b - 4ab) - (3ab - 8ab^2 + 2a^2b)`
`= 2ab^2 + 3a^2b - 4ab - 3ab + 8ab^2 - 2a^2b`
`= 2ab^2 + 8ab^2 + 3a^2b - 2a^2b - 4ab -3ab`
`= 10ab^2 + a^2b - 7ab`
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