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A polynomial equation has a zero at x= -2a, what would be one of its factors?
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A polynomial equation has a zero at x= -2a, what would be one of its factors?

User Hossein Kurd
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for a zero or root at r1, a factor is (x-r1)

a zero at -2a, factor is (x-(-2a))=(x+2a)
User Lexa
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