Email
Chat with tutors
Login
Ask Questions, Get Answers
Menu
X
home
ask
tuition
questions
practice
papers
mobile
tutors
pricing
X
Questions
>>
Archives
>>
JEEMAIN-2016
Next similar question
Answer
Comment
Share
Q)
Let
f
(
x
)
=
s
i
n
4
x
+
c
o
s
4
x
.
Then f is an increasing function in the interval :
(
1
)
]
0
,
π
4
[
(
2
)
]
π
4
,
π
2
[
(
3
)
]
π
2
,
5
π
8
[
(
4
)
]
5
π
8
,
3
π
4
[
Share
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
Found
1
answer. Click to login & view.
Next Similar Question >
Home
Ask
Tuition
Questions
Practice
Your payment for
is successful.
Continue
...
Please Wait