Assume That X and Y Are Differentiable Functions of T

question 100

Multiple Choice

Assume that x and y are differentiable functions of t. A point is moving along the graph of the equation At what rate is y changing when and is changing at a rate of 4 units/sec? ​

• A) 96 units/sec
• B) 92 units/sec
• C) 87 units/sec
• D) 60 units/sec
• E) 44 units/sec

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Definitions:

Preliminary Emancipation Proclamation

An executive order issued by President Abraham Lincoln in 1862 during the American Civil War that declared the freedom of all enslaved people in Confederate-held territory starting January 1, 1863.

Union Victory

The success of the United States (the Union) over the Confederate States in the American Civil War, leading to the preservation of the Union and the abolition of slavery.

Antietam

The site of a decisive battle during the American Civil War in September 1862, known as the bloodiest single-day battle in American history.

Emancipation

The act of freeing individuals from slavery or servitude.