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Byju's Answer
Standard XII
Mathematics
Limit
If limx→ 0ϕx=...
Question
If
lim
x
→
0
ϕ
(
x
)
=
a
3
,
a
≠
0
, then
lim
x
→
0
ϕ
(
x
a
)
is
A
a
2
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B
1
a
3
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C
1
a
2
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D
a
3
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Solution
The correct option is
A
a
2
lim
x
→
0
ϕ
(
x
)
=
a
3
⇒
lim
x
→
0
ϕ
(
x
a
)
=
1
a
×
a
3
=
a
2
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0
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