Determine all the roots of the given function f(x)= x5−4x4−32x3
All Answers
total answers (1)
total answers (1)
Mathematics
Solution
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Set the function equal to zero and factor the left side
x5−4x4−32x3=x3(x2−4x−32)=x3(x−8)(x+4)=0
,After factoring we can see that the three roots of this function are
x=−4 , x=0 , x=8
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