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22-05-2017
Mathematics

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At which root does the graph f(x)= (x+4)^6(x+7)^5 cross the x axis

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22-05-2017

It crosses or touches the x-axis when y=0, so any value of x which makes this true would be a "root". In this case x=-4 or -7 would be points where f(x) touches the x-axis.

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29-10-2020

If you're from Edg it would be answer

A: -7

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