A ball is dropped from the top of a building that is 1,000 feet high. Its height, in feet, as a function of the

time, x, in seconds, after the ball was dropped, is given by the following equation, f (x) = 1,000 - 16x2.

Which set of numbers is appropriate as the domain for this function?

Positive Integers

Positive Real Numbers

Natural Numbers

Positive Rational Numbers

Question

Justus Velez

Mathematics

12 May, 07:12

A ball is dropped from the top of a building that is 1,000 feet high. Its height, in feet, as a function of the

time, x, in seconds, after the ball was dropped, is given by the following equation, f (x) = 1,000 - 16x2.

Which set of numbers is appropriate as the domain for this function?

Positive Integers

Positive Real Numbers

Natural Numbers

Positive Rational Numbers

+3

Answers (2)

Know the Answer?

Mariana Henson · Answer 1

Positive real numbers

Step-by-step explanation:

The time is not limited to rational numbers or integers. Natural numbers are a subset of integers. So the domain is positive real numbers.

Devyn Graves · Answer 2

Devyn Graves 12 May, 07:19

0

Answer is positive real numbers