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Asked Dec 1, 2019
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Find m so that x+5 is a factor of 5x3+29x2+mx+20

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Expert Answer

Step 1

Let f(x)=5x^3 + 29x^2 +mx+20 , if (x+5) is a fact...

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Factor theorem: If f(x) is a polynomial of degree n 2 1 and 'a' is any real number, then (x-a) is a factor of f(x), if f(a)=0 Its converse " if (x-a) is a factor of the polynomial f(x), then f(a)=0"

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Math

Algebra