Solve the Problem $390 \mathrm { ft }$ High with an Initial Velocity Of

question 94

Multiple Choice

Solve the problem.
-A coin is tossed upward from a balcony $390 \mathrm { ft }$ high with an initial velocity of $16 \mathrm { ft } / \mathrm { sec }$ . During what interval of time will the coin be at a height of at least $70 \mathrm { ft }$ ?
$\left( h = - 16 t ^ { 2 } + v _ { O ^ { - } } t + h _ { O ^ { - } } \right)$

• A) \(0 \leq t \leq 1\)
• B) \(0 \leq t \leq 5\)
• C) \(4 \leq t \leq 5\)
• D) \(5 \leq t \leq 10\)

---

Definitions:

Global Variables

Variables that are defined outside of any function or block, accessible by any part of the program.

Programming

The process of designing, writing, testing, debugging, and maintaining the source code of computer programs.

Scope

The region of a program where a defined variable or function is accessible.

Space

In computing, it refers to the amount of digital storage or memory capacity, or the blank character used in text.