Question

if root 3 and ‐root 3 is two zeroes of x³-4x²-3x+12 find the third zero​

Answer 1

Answer:

4

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

(x-rt3)(x+rt3) are the factors

= (x^2-3)

(x^3-4x^2-3x+12)/(x^2-3) =x-4

x-4=0

x=4