4 The formula shown can be used to find A, the amount of money Raul has in his savings account. A = P + Prt r, r? Raul wants to find the rate of interest his money earns. Which equation is correctly solved for R = Apt R = A 2Pt – R = R = x2 7x + 10 = 0? What are the real roots of – 2 and 5 1 and 10 -1 and -10 -2 and -5 A data set with an even number of data points is ordered from least to greatest. The middle two data points are represented by x1 and x2. This formula can be used to find the median of the data set. Which shows this formula solved for x1? X1 = m – X1 = 2m 2x2 X1 = 2m x2 – – X1 = m 2 x2 – – Which equation represents the horizontal line passing through (7, 5)? x = 5 y = 5 x = 7 y = 7 The graph of y = x2 2x 8 is shown. – –
4 The formula shown can be used to find A, the amount of money Raul has in his savings account. A = P + Prt Raul wants to find r, the rate of interest his money earns. Which equation is correctly solved for r? R = Apt R = A – 2Pt R = R = What are the real roots of x2 – 7x + 10 = 0? 2 and 5 1 and 10 -1 and -10 -2 and -5 A data set with an even number of data points is ordered from least to greatest. The middle two data points are represented by x1 and x2. This formula can be used to find the median of the data set. Which shows this formula solved for x1? X1 = m – X1 = 2m – x2 X1 = 2m – 2x2 X1 = m – 2 – x2 Which equation represents the horizontal line passing through (7, 5)? x = 5 y = 5 x = 7 y = 7 The graph of y = x2 – 2x – 8 is shown.