Find the domain of a rational expression (x^2-16)(x-7) / (x+4)(x^2-49)

Compare these two waves: the blue and orange waves have the same pitch, but the blue wave is louder. the blue and orange waves have the same volume, but the blue wave has a higher pitch. the orange wave has a higher pitch, but the blue wave is louder. the blue wave has a higher pitch, but the orange wave is louder.

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?

Ineed the solution to this problem and the steps.