Solve the Problem
-If an Object Is Propelled Upward from a Height

question 392

Multiple Choice

Solve the problem
-If an object is propelled upward from a height of 96 feet at an initial velocity of 64 feet per second, then its height after $t$ seconds is given by the equation $h ( t ) = - 16 t ^ { 2 } + 64 t + 96$ , where height is in feet. After how many seconds will the object reach a height of 160 feet?

• A) \(2 \mathrm { sec }\)
• B) \(1 \mathrm { sec }\)
• C) \(8 \mathrm { sec }\)
• D) \(4 \mathrm { sec }\)

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Definitions:

Radically Different

Drastically unlike or divergent from what is traditional, standard, or expected.

Unknown Future

A reference to situations or outcomes that are uncertain or unpredictable.

Incremental Change

Change of a relatively small scope, such as making small improvements.

Small Improvements

Incremental positive changes or adjustments that cumulatively lead to significant progress.