Find the Requested Partial Derivative $( \partial w / \partial y ) _ { x } \text { if } w = 4 x + 5 y + 6 z \text { and } x + y = z$

question 240

Multiple Choice

Find the requested partial derivative.
- $( \partial w / \partial y ) _ { x } \text { if } w = 4 x + 5 y + 6 z \text { and } x + y = z$

• A) 1
• B) 15
• C) 11
• D) 5

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Definitions:

Object Permanence

The understanding that objects continue to exist even when they cannot be observed directly.

Sensorimotor

Relating to or involving both sensory and motor functions or pathways, often used in reference to a stage in early child development.

Preoperational

A stage in Piaget's theory of cognitive development where children from ages 2 to 7 have increasing mental representation but do not yet understand concrete logic.

Concrete Operational

This term refers to Piaget's stage of cognitive development where children aged 7 to 11 years can think logically about concrete events and understand the concept of conservation.