ok so im doing my review for the exam coming up and i stumbled on this question that i never did figure our, can anyone help me with it? Question:
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sub in x=2 and solve to find k Once you've got k factorise the cubic to get (x-2)(some quadratic)=0 and then solve the quadratic.
well how do u factor the cubic function, do u use quadratic formula? Sry i just completely forget.
You could divide the cubic by x-2.
nvm i figured it out, thanks for the help
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