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JU-C_23-24
HSC - উচ্চতর গণিত ১ম পত্র
→
অধ্যায়-০৯ঃ অন্তরীকরণ
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All Topics
lim
x
→
π
2
1
−
sin
x
cos
x
=
?
\begin{array}{l}\text { lim }\\x \rightarrow \frac{\pi}{2} \frac{1-\sin x}{\cos x}=?\end{array}
lim
x
→
2
π
c
o
s
x
1
−
s
i
n
x
=
?
A.
0
B.
1
C.
2
D.
n
2
\frac{n}{2}
2
n
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