618 000 in standard form​

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.

Find the solution on the interval [0, 2pi)