1. Given that the image of a linear function passes through points (4, - 2), (- 2, - 5), find the expression of the linear function 2. It is known that the ordinate of the intersection of the first-order function y = 3x-2k and y = x + k is 6, and the coordinates of the intersection of the two functions and the x-axis and y-axis are obtained 3. In the same coordinate system, draw the image of the linear function Y1 = - 2x + 1 and y2 = 2x-3, and answer the following questions according to the image: 1. The intersection of the line Y1 = - x + 1, y2 = 2x-2 and the Y axis is at points a and B. please write the coordinates of two points a and B 2. Write the coordinates of the intersection point P of the line Y1 = - 2x + 1 and y2 = 2x-3 3. Finding the area of △ PAB

1. Given that the image of a linear function passes through points (4, - 2), (- 2, - 5), find the expression of the linear function 2. It is known that the ordinate of the intersection of the first-order function y = 3x-2k and y = x + k is 6, and the coordinates of the intersection of the two functions and the x-axis and y-axis are obtained 3. In the same coordinate system, draw the image of the linear function Y1 = - 2x + 1 and y2 = 2x-3, and answer the following questions according to the image: 1. The intersection of the line Y1 = - x + 1, y2 = 2x-2 and the Y axis is at points a and B. please write the coordinates of two points a and B 2. Write the coordinates of the intersection point P of the line Y1 = - 2x + 1 and y2 = 2x-3 3. Finding the area of △ PAB

Let the analytic expression of the function be y = KX + B
The known function image passes through (4, - 2) (- 2, - 5) two points
The linear equation of two variables is (1) - 2 = 4K + B
(2) -5=-2k+b
The solution is k = 0.5
b=-4
The relation of column function is y = 0.5x-4