Assume That X and Y Are Differentiable Functions of T $y = 4 x ^ { 3 } + 7 x ^ { 2 } - x$

question 7

Multiple Choice

Assume that x and y are differentiable functions of t. Find dy/dt using the given values. $y = 4 x ^ { 3 } + 7 x ^ { 2 } - x$ for $x = 2 , d x / d t = 2$

• A)152
• B)58
• C)116
• D)150
• E)75

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Definitions:

Linguistic Competence

The subconscious knowledge of grammar that allows a person to use and understand a language.

Linguistic Relativity

The hypothesis that the language one speaks influences and shapes their cognitive processes and worldview.

Aphasia

A disorder of language, thought to have neurological causes, in which language production and/or language reception are disrupted.

Agnosia

A disorder characterized by the inability to recognize and identify objects, people, or sounds, despite having intact sensory function, usually resulting from brain injury or disease.