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ChB_2021
HSC - উচ্চতর গণিত ১ম পত্র
→
অধ্যায়-১০ঃ যোগজীকরণ
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All Topics
f
(
x
)
=
sin
2
x
,
g
(
x
)
=
sin
2
x
f(x)=\sin 2 x, g(x)=\sin ^{2} x
f
(
x
)
=
sin
2
x
,
g
(
x
)
=
sin
2
x
হলে -
i.
g
′
(
x
)
=
f
(
x
)
ii.
lim
x
→
0
f
(
x
)
g
(
x
)
=
0
iii.
∫
0
π
2
f
(
x
)
d
x
=
1
\begin{array}{l}\text{i. } g^{\prime}(\mathrm{x})=f(\mathrm{x}) \\\text{ii. } \lim _{x \rightarrow 0} \frac{f(x)}{g(x)}=0\\\text{iii.}\int_{0}^{\frac{\pi}{2}} f(x) d x=1\end{array}
i.
g
′
(
x
)
=
f
(
x
)
ii.
lim
x
→
0
g
(
x
)
f
(
x
)
=
0
iii.
∫
0
2
π
f
(
x
)
d
x
=
1
নিচের কোনটি সঠিক?
A.
i ও ii
B.
ii ও iii
C.
i ও iii
D.
i, ii ও iii
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