Solve the Problem
-A Person Standing Close to the Edge $s ( t ) = - 16 t ^ { 2 } + 64 t + 128$

question 25

Multiple Choice

Solve the problem
-A person standing close to the edge on top of a 128-foot building throws a baseball vertically upward. The quadratic function $s ( t ) = - 16 t ^ { 2 } + 64 t + 128$ models the ball's height above the ground, $s ( t )$ , in feet, $t$ seconds after it was thrown. After how many seconds does the ball reach its maximum height? Round to the nearest tenth of a second if necessary.

• A) \(1.5\) seconds
• B) 192 seconds
• C) 2 seconds
• D) \(5.5\) seconds

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Definitions:

Credit Balance

A situation where the amount of credits in an account exceeds the debits, signifying an amount owed to the account holder.

Accounts Payable

Liabilities representing amounts owed by a company to creditors for goods and services that have been purchased or received but not yet paid for.

Asset

An economic resource or a controlled item of value that an individual, corporation, or country owns or controls with the expectation that it will provide future benefit.

Revenues

The total income generated from normal business operations, including discounts and deductions for returned merchandise.