Expressin the form of a+ib

1.  

2.  

3.  

4.  

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

Expressin the form of a+ib

1.  24i/13

2.  27i/13

3.  28i/13

4.  30i/13

View Answer  
4
Correct Answer :

24i/13


Explanation :
No Explanation available for this question

Expressin the form of a+ib

1.  

2.  

3.  

4.  None

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The equation of the sphere on the join of 2i+2j-3k, 5i-j+2k as a diameter is

1.  x2+y2+z-7x-y+z+2=0x

2.  x2+y2+z-7x-y+z+2=0

3.  x2+y2+z2-7x+y+z-2=0

4.  x2+y2+z2+7x+y+z+2=0

View Answer  
4
Correct Answer :

x2+y2+z-7x-y+z+2=0x


Explanation :
No Explanation available for this question

The centre of the sphere (r-3i-4j+5k).(r-2i+3j-4k)=0 is

1.  5i+j-k

2.  1/2(5i+j-k)

3.  i+7j-9k

4.  1/2(i+7j-9k)

View Answer  
4
Correct Answer :

1/2(5i+j-k)


Explanation :
No Explanation available for this question

Expressin the form of a+ib

1.  

2.  

3.  

4.  None

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

If r.a=r.b=r.c=0 where a, b, c are non-coplanar, than

1.  

2.  

3.  

4.  0

View Answer  
4
Correct Answer :

0


Explanation :
No Explanation available for this question

Expressin the form of x+iy

1.  

2.  

3.  

4.  None

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question

The centre of the sphere (r-3i+3j+5k).(r+i-j+3k)=0 is

1.  (4, -6, 8)

2.  (2, -3, 4)

3.  (2, 2, 2)

4.  (1, 1, 1)

View Answer  
4
Correct Answer :

(1, 1, 1)


Explanation :
No Explanation available for this question

Expressin the form of x+iy

1.  

2.  

3.  

4.  None

View Answer  
4
Correct Answer :


Explanation :
No Explanation available for this question
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