"what is wrong with the proof" n/n+1 is not equal to n^2/n+1

The approximate line of best fit for the given data points, y = −2x − 2, is shown on the graph.which is the residual value when x = –2? a)–2 b)–1 c)1 d)2

Extremely mega ultra important question! plss answer as fast as you can you will get 84 points! the area of this right triangle is half the area of which of these rectangles?

What is the base of the exponential expression of 4 to the power of 5