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Mathematics
Problem
If
3
x
4
−
6
x
3
+
k
x
2
−
8
x
−
12
3x^4 - 6x^3 + kx^2 - 8x - 12
3
x
4
−
6
x
3
+
k
x
2
−
8
x
−
12
is divisible by
x
−
3
x - 3
x
−
3
, then it is also divisible by : (a)
3
x
2
−
4
3x^2 - 4
3
x
2
−
4
(b)
3
x
2
+
4
3x^2 + 4
3
x
2
+
4
(c)
3
x
2
+
x
3x^2 + x
3
x
2
+
x
(d)
3
x
2
−
x
3x^2 - x
3
x
2
−
x
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