book Maths Puzzle Numerical Ability

Factor

x4</sup> - x3</sup> - 7x2</sup> + x + 6 = 0

Possible answers:

a. (x-6)
b. (x-3)
c. (x-2)
d. (x+6)</PRE>

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book Other Question
Graph the following linear equations and advise points:
3x-2y=12
and
y=2x+5

thanks! (x^2-x-4)^(3/4)-2=6