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Show that -1 and 4 are zeros of the polynomial x^3-13x-12.Also find the third zero. |
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Answer» X^3-13x =12. Case1:- Put x= -1 in EQN (-1)^3 -13(-1)=12 12= 12 Case2:- Put x= 4 in eqn 64-52 =12 12=12 Third zero is x=3 Hope U satisfied with the answer |
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