The minimum value of x2-8x+17,xєR,is

1.  17

2.  1

3.  -1

4.  2

View Answer  
4
Correct Answer :

1


Explanation :
No Explanation available for this question

If the system of equations 3x-2y+z = 0,λx-14y+15z = 0,x+2y-3z = 0 Have non-zero solution ,then λ is equal to

1.  1

2.  0

3.  3

4.  5

View Answer  
4
Correct Answer :

5


Explanation :
No Explanation available for this question

If a+b+c=0,then one root of = 0 is

1.  a+b

2.  0

3.  b+c

4.  a+c

View Answer  
4
Correct Answer :

a+c


Explanation :
No Explanation available for this question

The inverse of the matrix is

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

xyyzzx = a,constant then dz/dx is equal to

1.  

2.  

3.  xyyy

4.  xzyzz

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

=

1.  cotz

2.  (1/2) tanz

3.  (1/2)cotz

4.  tanz

View Answer  
4
Correct Answer :

(1/2) tanz


Explanation :
No Explanation available for this question

The equation of a circle with centre (4,1) and having 3x+4y-1=0 as tangent,is

1.  x2+y2-8x-2y-8=0

2.  x2+y2-8x-2y+8=0

3.  x2+y2-8x+2y-8=0

4.  x2+y2-8x-2y+4=0

View Answer  
4
Correct Answer :

x<sup>2</sup>+y<sup>2</sup>-8x-2y+8=0


Explanation :
No Explanation available for this question

The locus of point of intersection of perpendicular tangents to the circle x2+y2=a2

1.  x2+y2=2a2

2.  x2+y2=4a2

3.  x2+y2=6a2

4.  x2+y2=8a2

View Answer  
4
Correct Answer :

x<sup>2</sup>+y<sup>2</sup>=2a<sup>2</sup>


Explanation :
No Explanation available for this question

The pole of line 8x-2y=11 with respect to the circle 2x2+2y2=11 is

1.  (4,1)

2.  (4,-1)

3.  (3,1)

4.  (4,2)

View Answer  
4
Correct Answer :

(4,-1)


Explanation :
No Explanation available for this question

The radical axis of circles x2+y2-6x-4y-44=0 and x2+y2-14x-5y-24=0

1.  8x+y-30=0

2.  8x+y+20=0

3.  8x+3y-20=0

4.  8x+y-20=0

View Answer  
4
Correct Answer :

8x+y-20=0


Explanation :
No Explanation available for this question
Previous Next

Interview Questions

MongoDB
Java Script
Node JS
PHP
JQuery
Python