In a 45 45 90 right triangle, what us the ratio of the length of onr leg to the length of the other leg? A. 1: √2
B. 1: 1
C. 2: 1
D. √2 : 1

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

Use the quadratic function to predict f(x) if x equals 8. f(x) = 25x2 − 28x + 585