The mean temperature for the first 4 days in January was -6°C. The mean temperature for the first 5 days in January was -5°C.
What was the temperature on the 5th day?

In which form is the following function written? y = - 2(x – 3)(x + 5)

What is the slope of the line shown below?

Which of the following best describes the graph below? + + 2 + 3 + 4 1 o a. it is not a function. o b. it is a one-to-one function. o c. it is a many-to-one function. o d. it is a function, but it is not one-to-one.