Answer:
The initial height of the balloon is 2 feet.
Step-by-step explanation:
The height of the balloon in feet after t seconds is given by the following equation:

What is the initial height of the balloon?
This is h when t = 0, that is, h(0). So

The initial height of the balloon is 2 feet.
Answer: -11
Step-by-step explanation: trust me
Answer:
24 square meters.
Step-by-step explanation:
The surface area of the cube consists of 6 congruent squares with side length of 2 m.
The are of one such square is

Hence, the surface area of the cube is

Answer:
D) -20/-5 because a negative divided by a negative is a positive.
Step-by-step explanation: