Can anyone tell the correct answer ?
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Answer:
answer
Step-by-step explanation:
Correct option is
A
4
Consider, I=∫
x
2
(x
4
+1)
3/4
1
=∫
x
2
.x
3
(1+
x
4
1
)
3/4
1
=∫
x
5
(1+
x
4
1
)
3/4
1
dx
Let 1+
x
4
1
=t
On differentiating w.r.t x
⇒
x
5
−4
dx=dt
=−∫
4.t
3/4
dt
=
4
−1
4
−3
+1
t
−3/4+1
+c
=t
1/4
+c
=−(1+
x
4
1
)
1/4
+c
⇒m=4
Hence, the answer is 4.
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