1.  4 cos x

2.  cos x

3.  x

4.  none

4
Correct Answer :

4 cos x


Explanation :
No Explanation available for this question

1.  1

2.  0

3.  2

4.  none

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  0

2.  y

3.  a

4.  none

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  0

2.  1

3.  2

4.  3

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  1

2.  m2y

3.  m2

4.  y

4
Correct Answer :

m2y


Explanation :
No Explanation available for this question

1.  1

2.  0

3.  2

4.  -1

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  0

2.  1

3.  2

4.  none

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  1

2.  0

3.  2

4.  -1

4
Correct Answer :

0


Explanation :
No Explanation available for this question

1.  1

2.  0

3.  2

4.  -1

4
Correct Answer :

1


Explanation :
No Explanation available for this question

1.  n(n+1)y

2.  n

3.  n(n+1)

4.  1

4
Correct Answer :

n(n+1)y


Explanation :
No Explanation available for this question

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