Ask Questions, Get Answers
Menu
X
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 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
15 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
tutors
pricing
login
X
ASK
Home
>>
EAMCET
>>
Mathematics
The difference between two roots of the equation $x^3-13x^2+15x+189=0$ is 2. Then the roots of the equation are :
\[\begin {array} {1 1} (a)\;-3,5,7 & \quad (b)\;-3,-7,-9 \\ (c)\;3,-5,7 & \quad (d)\;-3,-7,9 \end {array}\]
jeemain
eamcet
math
2006
q15
Share
asked
Nov 5, 2013
by
meena.p
Please
log in
or
register
to add a comment.
Please
log in
or
register
to answer this question.
1 Answer
(a) -3,5,7
answered
Nov 7, 2013
by
pady_1
Please
log in
or
register
to add a comment.
Related questions
If $\alpha,\beta, \gamma$ are the roots of the equation $x^3-6x^2+11x+6=0,$ then $ \sum \alpha^2 \beta+ \sum \alpha \beta^2$ is equal to :
jeemain
eamcet
math
2006
q16
asked
Nov 5, 2013
by
meena.p
0
answers
If 0 is the angle between the curves $xy=2$ and $x^2+4y=0$ and $x^2+4y=0$, then $\tan \theta$ is equal to :
jeemain
eamcet
math
2006
q67
asked
Nov 6, 2013
by
meena.p
1
answer
The line represented by the equation $x^2-y^2-x+3y-2=0$ are :
jeemain
eamcet
math
2006
q48
asked
Nov 6, 2013
by
meena.p
1
answer
If the direction cosines of two lines are such that $l+m+n=0; l^2 +m^2-n^2=0$ then the angle between them is :
jeemain
eamcet
math
2006
q51
asked
Nov 6, 2013
by
meena.p
1
answer
The equation of the line passing through the point of intersection of the lines $x-3y+2=0$ and $2x+5y-7=0$ and perpendicular to the line $3x+2y+5=0$ is :
jeemain
eamcet
math
2006
q46
asked
Nov 6, 2013
by
meena.p
1
answer
Two sides of a triangle are given by the roots of the equation $x^2-5x+6=0$ and the angle between the sides is $\large\frac{\pi}{3}$. Then the perimeter of the triangle is :
jeemain
eamcet
math
2005
q33
asked
Nov 12, 2013
by
meena.p
1
answer
The quadratic equation whose roots are $\sin ^2 18^{\circ}$ and $\cos ^2 36^{\circ}$ is :
jeemain
eamcet
math
2006
q26
asked
Nov 6, 2013
by
meena.p
1
answer
Ask Question
Tag:
Math
Phy
Chem
Bio
Other
SUBMIT QUESTION
►
Please Wait
Take Test
JEEMAIN Crash Practice
15 Test Series
NEET Crash Practice
15 Test Series
JEEMAIN
350+ TESTS
NEET
320+ TESTS
CBSE XI MATH
50+ TESTS
CBSE XII MATH
80+ TESTS
...