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IUT_17-18
HSC - উচ্চতর গণিত ১ম পত্র
→
অধ্যায়-০৯ঃ অন্তরীকরণ
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If,
y
=
sec
2
(
tan
−
1
x
)
,
then
d
y
d
x
=
?
\text { If, } y=\sec ^{2}\left(\tan ^{-1} x\right), \text { then } \frac{d y}{d x}=\text { ? }
If,
y
=
sec
2
(
tan
−
1
x
)
,
then
d
x
d
y
=
?
A.
x
1
+
x
2
\frac{x}{1+x^{2}}
1
+
x
2
x
B.
x
1
+
x
2
\frac{x}{\sqrt{1+x^{2}}}
1
+
x
2
x
C.
X
X
X
D.
2
x
2 x
2
x
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\text { If, } y=\sec ^{2}\left(\tan ^{-1} x\right), \text { then } \frac{d y}{d x}=\text { ? }
