Question

Can I get some help please?

Answer 1

The answer is A you are welcome

Answer 2

Answer: A

Explanation:

A linear function is described as:

`image`

When the value of x = 0, then you're left with

`image`

In this question, the speed of sound is the linear function while the temperature is the independent variable. When T = 0, you're left with

`image`

Which means the speed of sound in air when temperature is 0°C is 331.4m/s.