3x²-9=7√x²-1 hãy giúp mình với bài toán này

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

An ant travels at a constant rate of 30cm every 2 minutes.at what speed does the ant travel per minute