Set up the following addition using a vertical format and find the sum of the given polynomials. 3x2 + 2x - 5 and -4 + 7x2

News cameras take an overhead picture of a crowd at an outdoor event journalist then count the total number of people in the picture and use the sample of estimate the total number of people in the crowd this process is an example of

Solve for x and y: 217x + 131y = 913; 131x + 217y = 827

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