SOLUTION: State how many imaginary and real zeros the function has.
f(x) = x^4 - 15x^2 - 16
Algebra.Com
Question 1100953: State how many imaginary and real zeros the function has.
f(x) = x^4 - 15x^2 - 16
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
State how many imaginary and real zeros the function has.
f(x) = x^4 - 15x^2 - 16
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Factor to get (x^2-16)(x^2+1)
Factor to get (x-4)(x+4)(x-i)(x+i)
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Real zeros:: 4,-4
Imaginary:: i,-i
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Cheers,
Stan H.
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