Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
studyplans
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
CBSE XII
Math
JEEMAIN
Math
Physics
Chemistry
Practice Test Series
CBSE XI
Math
NEET
Physics
Chemistry
Biology - XII
Biology - XI
Olympiad class V
Math - 5 Test Series
Olympiad class VI
Math - 5 Test Series
mobile
exams
ask
sample papers
teach
pricing
sign-in
Download our FREE mobile app with 1000+ tests for CBSE, JEE MAIN, NEET
X
Search
Topics
Want to ask us a question?
Click here
Browse Questions
Student Questions
Ad
Home
>>
EAMCET
>>
Mathematics
0
votes
The condition $f(x)=x^3+px^2+qx+r(x \in R)$ to have no extreme value, is
\[\begin {array} {1 1} (a)\;p^2 < 3q & \quad (b)\;2p^2 < q \\ (c)\;p^2 < \frac{1}{4} q & \quad (d)\;p^2 > 3q \end {array}\]
jeemain
eamcet
math
2007
q67
Share
asked
Oct 28, 2013
by
meena.p
Please
log in
or
register
to add a comment.
Can you answer this question?
Do not ask me again to answer questions
Please
log in
or
register
to answer this question.
1 Answer
0
votes
$(a)\;p^2 < 3q$
answered
Nov 7, 2013
by
pady_1
edited
Mar 5, 2014
by
meena.p
Please
log in
or
register
to add a comment.
Related questions
0
votes
1
answer
If $\alpha$ and $\beta$ are the roots of the equation $ax^2+bx+c=0$ and , if $px^2+qx+r=0$ has roots $\large\frac{1- \alpha}{\alpha}$ and $\large\frac{1-\beta}{\beta}$, then r is equal to
asked
Oct 24, 2013
by
meena.p
jeemain
eamcet
math
2007
q14
0
votes
1
answer
The condition for the coaxial system $x^2+y^2+2 \lambda x +c=0,$ where $\lambda$ is a parameter and c is a constant to have distinct limiting points, is
asked
Oct 25, 2013
by
meena.p
jeemain
eamcet
math
2007
q55
0
votes
1
answer
If $f: R \to R$ and defined by $f(x)=\large\frac{1}{2-\cos 3x}$ for each $ x \in R$, then the range of f is
asked
Oct 24, 2013
by
meena.p
jeemain
eamcet
math
2007
q2
0
votes
1
answer
If $R \to R$ and $g: R \to R$ are defined by $f(x)=x-[x]$ and $g(x)=[x]$ for $x \in R,$ where $[x]$ is the greatest integer not exceeding x, then for every $x \in R, f(g(x))$ is equal to
asked
Oct 24, 2013
by
meena.p
jeemain
eamcet
math
2007
q3
0
votes
1
answer
$f(x) = \sin x + \cos x=>f(x)=> f \bigg(\large\frac{\pi}{4}\bigg) $$ f^{(iv)} \bigg (\large\frac{\pi}{4}\bigg)=$
asked
Sep 27, 2013
by
meena.p
jeemain
eamcet
math
2010
q67
0
votes
1
answer
Observe the statement given below: Assertion (A): $f(x)=x e^{-x}$ has the maximum at $x=1$ Reason (R): $ f(1)=0$ and $f(1) <0$ which of following is correct ?
asked
Oct 28, 2013
by
meena.p
jeemain
eamcet
math
2007
q69
0
votes
1
answer
If the line $y=2x+c,$ is a tangent to the circle $x^2+y^2=5,$ then a value of c is
asked
Sep 23, 2013
by
meena.p
jeemain
eamcet
math
2011
q67
Ask Question
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
5 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
x
JEE MAIN, CBSE, NEET Mobile and Tablet App
The ultimate mobile app to help you crack your examinations
Get the Android App
...