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JUST-C_18-19
HSC - উচ্চতর গণিত ১ম পত্র
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অধ্যায়-১০ঃ যোগজীকরণ
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All Topics
∫
−
π
2
π
2
1
−
cos
2
x
2
d
x
=
?
\int_{-\frac{\pi}{2}}^{\frac{\pi}{2}} \sqrt{\frac{1-\cos 2 x}{2}} d x=?
∫
−
2
π
2
π
2
1
−
c
o
s
2
x
d
x
=
?
A.
0
0
0
B.
1
4
\frac{1}{4}
4
1
C.
1
2
\frac{1}{2}
2
1
D.
2
2
2
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