Dla jakich wartości x podane liczby tworzą ciąg geometryczny 2x + 1, 3, 8x - 1

The coordinates of a, b, and c in the diagram are a(p,4), b(6,1), and c(9,q). which equation correctly relates p and q? hint: since is perpendicular to , the slope of × the slope of = -1. a. p - q = 7 b. q - p = 7 c. -q - p = 7 d. p + q = 7

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?

Solve the following pair of equations for x and y: ax/b_ by /a= a +b; ax - by = 2ab