Exponential Notes Questions with Answers PDF Download – Test 67

MCQ 331: E^x-1/_e^x+1=:

1. 2e^x
2. 2e^x/(e^x+1)²
3. 2e^x/(e^x-1)²
4. e^x/(e^x+1)²

MCQ 332: ^∂⁄_∂x ln u=:

1. ^∂⁄_∂x log_eu
2. ^∂⁄_∂x log u
3. ^∂⁄_∂y log_eu
4. ^∂u⁄_∂y log_eu

MCQ 333: The nth derivative in prime notation is written as:

1. y''''''
2. y'''
3. y^(n-1)
4. y⁽ⁿ⁾

MCQ 334: Function used for modelling density of an idealized point charge, as a function that is equal to zero everywhere except for zero and whose integral over the entire real line is one is:

1. unit impulse function
2. unit step function
3. dual step function
4. Heaviside step function

MCQ 335: A method of finding the derivative of a function that is the ratio of two differentiable functions is:

1. quotient rule
2. dominant rule
3. numerator rule
4. denominator rule