Function The images of the linear function y = 2 / 3x + m and y = - 2 / x + n pass through a (- 2,0) and intersect with y axis at B and C. the height of the edge AC of triangle ABC is obtained

Function The images of the linear function y = 2 / 3x + m and y = - 2 / x + n pass through a (- 2,0) and intersect with y axis at B and C. the height of the edge AC of triangle ABC is obtained

Y = 2 / 3 x + m, passing point a (- 2,0), 0 = 3 / 2 × (- 2) + m, M = 3, y = 2 / 3 x + 3, intersecting with y axis at point B, Yb = 3, coordinate of point B (0,3) y = - 1 / 2 x + N, passing point a (- 2,0), 0 = - 1 / 2 × (- 2) + N, n = - 1, linear equation y = - 1 / 2 x - 1, that is: x + 2Y + 2 = 0b point to straight line y = - 1 / 2 x - 1