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DB_2022
DB_2017
HSC - উচ্চতর গণিত ১ম পত্র
→
অধ্যায়-১০ঃ যোগজীকরণ
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All Topics
f
(
x
)
=
4
x
f(x)=4 x
f
(
x
)
=
4
x
হলে—
i.
∫
d
x
f
(
x
)
=
1
4
ln
x
+
c
\int \frac{d x}{f(x)}=\frac{1}{4} \ln x+c
∫
f
(
x
)
d
x
=
4
1
ln
x
+
c
ii.
∫
e
f
(
x
)
d
x
=
1
4
e
4
x
+
c
\int e^{f(x)} d x=\frac{1}{4} e^{4 x}+c
∫
e
f
(
x
)
d
x
=
4
1
e
4
x
+
c
iii.
∫
0
2
f
(
x
)
d
x
=
8
\int_{0}^{2} f(x) d x=8
∫
0
2
f
(
x
)
d
x
=
8
নিচের কোনটি সঠিক?
A.
i ও ii
B.
i ও iii
C.
ii ও iii
D.
i, ii ও iii
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