1.  π/6

2.  π/4

3.  π/3

4.  π/2

4
Correct Answer :

π/6


Explanation :
No Explanation available for this question

1.  3/2,1/2

2.  1/2,0

3.  3/2,0

4.  3/2,1/3

4
Correct Answer :

3/2,1/2


Explanation :
No Explanation available for this question

1.  2-2sinAsinBsinC

2.  2+2sinAsinBsinC

3.  2-2cosAcosBcosC

4.  2+cosAcosBcosC

4
Correct Answer :

2-2cosAcosBcosC


Explanation :
No Explanation available for this question

1.  (√5+1)/2

2.  (√5+1)/8

3.  (√5-1)/8

4.  (√5-1)/2

4
Correct Answer :

(√5-1)/2


Explanation :
No Explanation available for this question

1.  x

2.  4x

3.  2x

4.  3x

4
Correct Answer :

2x


Explanation :
No Explanation available for this question

1.  0

2.  1

3.  -1

4.  2

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  

2.  

3.  5

4.  -5

4
Correct Answer :


Explanation :
No Explanation available for this question

1.  1+x+y+z                       

2.  x+y+z 

3.  0         

4.  1

4
Correct Answer :

0         


Explanation :
No Explanation available for this question

1.  non-singular 

2.  singular

3.  Skew symmetric

4.  symmetric

4
Correct Answer :

singular


Explanation :
No Explanation available for this question

1.  I-A

2.  (I-A)/2

3.  I+A

4.  (I+A)/2

4
Correct Answer :

(I-A)/2


Explanation :
No Explanation available for this question

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