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Byju's Answer
Standard XII
Mathematics
Evaluation of a Determinant
25. If x=a(Δ ...
Question
25. If x=a(Δ +sinΔ ) , y=(1-cosΔ ) Find second order derivative at Δ =÷ 2
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Q.
c
o
s
e
c
Δ
=
2
,
1
t
a
n
Δ
+
s
i
n
Δ
1
+
c
o
s
Δ
=
?
Q.
x
=
a
(
cos
2
t
+
2
t
sin
2
t
)
and
y
=
a
(
sin
2
t
−
2
t
cos
2
t
)
find second order derivative.
Q.
Find the second order derivative of the given functions.
x
2
+
3
x
+
2
Q.
A function
y
=
f
(
x
)
has a second order derivative
f
"
(
x
)
=
6
(
x
−
1
)
.
If its graph passes through the point
(
2
,
1
)
and at that point the tangent to the graph is
y
=
3
x
−
5
,
then the function is
Q.
Let
y
=
sin
−
1
x
, then find
(
1
−
x
2
)
y
2
−
x
y
1
.
Where
y
1
and
y
2
denote the first and second order derivatives respectively.
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