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Byju's Answer
Standard XII
Mathematics
Property 4
3x3 + 2x2 + 3...
Question
3x
3
+ 2x
2
+ 3x + 2 = ?
(a) (3x − 2)(x
2
− 1)
(b) (3x − 2)(x
2
+ 1)
(c) (3x + 2)(x
2
− 1)
(d) (3x + 2)(x
2
+ 1)
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Solution
(d) (3x + 2)(x
2
+ 1)
3
x
3
+
2
x
2
+
3
x
+
2
=
x
2
3
x
+
2
+
1
3
x
+
2
=
3
x
+
2
x
2
+
1
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2
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Q.
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(b)
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The third derivative of a function f(x) vanishes for all x. If f(0)=1, f'1(1)=2 and f”(1) = – 1, then f(x) is equal to
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