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# Variable Multiple Choice Questions (MCQ) PDF Download

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The Variable Multiple Choice Questions (MCQ Quiz) with Answers PDF, Variable MCQ PDF e-Book download to practice Engineering Mathematics Tests. Learn Derivation Rules Multiple Choice Questions and Answers (MCQs), Variable quiz answers PDF for online graduate programs. The Variable MCQ App Download: Free learning app for constant, logarithm, trignometry, transcendental number test prep for employment assessment test.

The MCQ: In ∂x(un),where un is variable with order n, is equals to; "Variable" App Download (Free) with answers: Nun-1∂/∂x; Nun-1∂u/∂x; Nun∂u⁄∂x; 0; for online graduate programs. Practice Variable Quiz Questions, download Google e-Book (Free Sample) for job assessment test.

## Variable MCQs: Questions and Answers

MCQ 1:

In ∂x(uvw), where u, v and w are variables, is equals to

1. uv ∂w⁄∂x+uw∂v⁄∂x+vw∂u⁄∂x
2. uw ∂u∂x+vw ∂v∂x
3. uvw∂x+∂u∂x(uvw)
4. uvw∂x
MCQ 2:

In ∂x(un),where un is variable with order n, is equals to

1. nun-1∂/∂x
2. nun-1∂u/∂x
3. nun∂u⁄∂x
4. 0
MCQ 3:

In ∂x(uv), where u and v are variables, is equals to

1. u∂v∂x+v∂u∂x
2. u∂u∂x+v∂v∂x
3. uv ∂x+∂u∂x(uv)
4. uv∂x
MCQ 4:

In ∂x(u/v), where u and v are variables, is equals to

1. (v∂u⁄∂x-u∂v⁄∂x) ⁄ v2
2. (v∂⁄∂x-u∂⁄∂x) ⁄ v2
3. (v∂u⁄∂x-u∂⁄∂x)⁄ v2
4. (u/v)∂⁄∂x

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