• -cosec x cotx A
• cosec² x B
• -cosec²x C
• cosec x cotx D

The function f(x) = 3x² has minimum value at :

• x = 3 A
• x = 2 B
• x = 1 C
• x = 0 D

The instantaneous rate of change of y with respect to x is given by:

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• cosech x coth x A
• -cosech²x B
• -cosech x coth x C
• cosech²x D

The Maclaurin series expansion is valid only if it is:

• Convergent A
• Divergent B
• Increasing C
• Decreasing D

If s is the distance traveled by a body at time t, the velocity is given by the expression:

• 
  A
• 
  B
• 
  C
• 
  D

• sinh x A
• cosh x B
• -sinh x C
• -cosh x D

The derivative of x with respect to y is given by:

• 
  A
• 
  B
• 
  C
• 
  D

• sin x A
• cos x B
• -sin x C
• -cos x D

If y = f(u) and u = F(x), then:

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• 
  A
• 
  B
• 
  C
• 
  D

• sin x A
• -cos x B
• -sin x C
• cos x D

• x with respect to y A
• y with respect to y B
• y with respect to x C
• x with respect to x D

If f(x) = cos x then f'(0) is equal to:

• 0 A
• -1 B
• 1 C
• 
  D

• x = a A
• x = 2 B
• x = 0 C
• None D

• 0 A
• 1 B
• -1 C
• 2 D

• sinh x A
• cosh x B
• -sinh x C
• -cosh x D

• 2cosh x A
• 2sinh x B
• 2sinh (2x) C
• -2sinh (2x) D