Question

if x minus 3 is a factor of polynomial x square minus kx + 12 then find the value of k also find another factor of this polynomial

Answer 1

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$<b><huge><color><red> Given:- Factor of this Polynomial <b><huge><color<red>$

x²-kx+12

Factor:- x-3=0

X=3

Now putting the value of Required terms;

x²-kx+12=0

(3)²-k(3)+12=0

9-3k+12=0

9+12-3k=0

21-3k=0

-3k=-21

k=21/3

k=7



Answer:- k=7





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Answer 2

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