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Byju's Answer
Standard XII
Mathematics
Integration by Substitution
Evaluate ∫ ...
Question
Evaluate
∫
x
2
+
3
x
+
5
d
x
A
x
3
3
+
3
x
2
3
+
5
3
+
c
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B
x
2
2
+
3
x
+
5
+
c
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C
x
3
3
+
3
x
2
2
+
5
x
+
c
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D
None of the above.
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Solution
The correct option is
C
x
3
3
+
3
x
2
2
+
5
x
+
c
∫
x
2
+
3
x
+
5
d
x
=
∫
x
2
d
x
+
∫
3
x
d
x
+
∫
5
d
x
=
x
3
3
+
3
x
2
2
+
5
x
+
C
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x
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