Question

if x^2 - 3x + 2 is a prime number then find possible value of x

Answer 1

Answer:

x^2-3x+2=0

x^2-(2+1)x+2=0

x^2-2x-1x+2=0

x(x-2)-1(x-2)

(x-2)(x-1)

thus the possible value of x are 2 and 1.

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