The number of real zeros pf the polynomial x^3+x-3-3x^2 is
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The number of real zeros pf the polynomial x^3+x-3-3x^2 is
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Answer:
one real root
explanation
x^3-3x^2+x-3=0
x^2(x-3)+1(x-3)=0
x^2+1=0,x-3=0
×^2=-1(not real root),x=3(is a real root)