amedrano0026 amedrano0026
  • 18-05-2018
  • Mathematics
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Complete the steps to find all zeroes of the function f(x) = x4 − 4x3 − 4x2 + 36x − 45. This function has roots.

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sqdancefan
sqdancefan sqdancefan
  • 18-05-2018
Steps?

A graph shows zeros to be ±3. Factoring those out leaves the quadratic
  (x-2)² +1
which has complex roots 2±i.

The function has roots -3, 3, 2-i, 2+i.
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babyysmileyy15
babyysmileyy15 babyysmileyy15
  • 15-08-2018

this function has 4 roots.

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