Question

Factorise the polynomial 3x^3 + x^2 -20x +12 by factor theorem

pls ans fast exam is on i got only 10 mins

Answer 1

Answer:

Given x3−3x2+4x−12

=x2(x−3)+4(x−3)

=(x2+4)(x−3)

⇒(x−3) is a factor of x3−3x2+4x−12.

done hope it helps uh

Step-by-step explanation:

Answer 2

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$3x^3 + x^2 -20x +12$

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