SOLUTION: ``Locate the zeroes of each polynomial function. A. (x)= x³-7x²+5x+1 B. (x)= x⁴-8x³+54x+105''.

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Question 1188733: ``Locate the zeroes of each polynomial function.
A. (x)= x³-7x²+5x+1
B. (x)= x⁴-8x³+54x+105''.
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
``Locate the zeroes of each polynomial function.
A. (x)= x³-7x²+5x+1
It's f%28x%29+=+x%5E3+-+7x%5E2+%2B+5x+%2B+1 not (x) =
By inspection, f(1) = 0
Divide the cubic by (x-1) ---> leaves a quadratic to solve.
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B. f(x)= x⁴-8x³+54x+105
Use a graphing calculator or a solver online.
Quartics are tough.