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Engineering Mathematics Practice Test 23

# Trignometry Quiz PDF: Questions and Answers - 23

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## Trignometry Questions and Answers : Quiz 23

MCQ 111: Sin2x+cos2x=

1. 0
2. 1
3. sinx
4. 2cosy

MCQ 112: /∂x(uv)=

1. u∂u∂x
2. u∂v/∂x+v∂u/∂x
3. u∂v/∂x−v∂u/∂x
4. u∂v∂xxv∂u∂x

MCQ 113: A function is a mapping from one set, known as a domain to another set, known as the

1. Distant
2. Proper
3. Bound
4. Range

MCQ 114: Differential equation which is formed by the products of the unknown function and its derivatives is allowed and its degree is > 1 is termed as

1. ordinary differential equation
2. partial differential equation
3. linear differential equation
4. nonlinear differential equation

MCQ 115: Laplace transform of f(t)=e−3tt3 is

1. 2!
2. 2!/s3
3. 2!/(s+a)3
4. 3!/(s+a)3

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