Which sets of the real number system does - 2 belong to?

If f (x) = x-1/3 and g (x) = 3x+1, what is (fog) (x)

Allenbright's Electronics is having a "25% OFF" sale. If a radio is SALE priced at $235, what is its regular price?

What are the dimensions of this shape in terms of the circle

Solve the following word problem. use x for the unknown value. the average cost of a car in 2013 is said to be 5 less than twice the cost of a car in 2009. if the average cost of a car in 2013 is $25,000.

A birdhouse has a shadow that is 12 feet long. Jin is 5 feet tall, and he is standing next to the birdhouse. Jin has a shadow that is 3 feet long. What is the height of the birdhouse in feet?

Suppose that the scores, X, on a college entrance examination are normally distributed with a mean score of 560 and a standard deviation of 40.

Find the volume of the solid bounded above by the plane z = y + 8, below by the xy-plane, and on the sides by the circular cylinder x2 + y2 = 64.

Walter is making curry for dinner. The recipe says that the curry should cook for 1 hour and 25 minutes. He has been cooking the curry for 59 minutes. According to the recipe, how much longer does Walter need to cook the curry?

The number p is 20 more than the number q using algerbra, writee the relationship between p and q

On a map of the united states, 24 centimeters represent 18 miles. how many centimeters reprsent one mile. How long is the line segment between A and B in centimeters? If A and B represent 2 cities what is the actual distance between the two cities