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Byju's Answer
Standard X
Mathematics
Polynomial
1. #160;The...
Question
1
.
T
h
e
f
u
n
c
t
i
o
n
x
5
-
5
x
4
+
5
x
3
-
10
h
a
s
a
m
a
x
i
m
a
w
h
e
n
x
i
s
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Solution
Dear student
Que 6
I
=
∫
sin
4
t
+
2
t
dt
=
-
cos
4
t
4
+
2
t
2
2
+
C
=
-
cos
4
t
4
+
t
2
+
C
Note
:
∫
sin
4
t
dt
Take
4
t
=
u
⇒
dt
=
1
4
du
So
,
∫
sin
4
t
dt
=
1
4
∫
sinu
du
=
-
1
4
cosu
=
-
1
4
cos
4
t
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