I'm confused: If Sandy tells Peter her sum, why doesn't Peter use the quadratic formula to solve for the x,y pair algebraically? x + y = s x * y = p x = s - y x = p/y substitute for x p/y = s - y p = sy - y*2 y*2 - sy +…
I'm confused: If Sandy tells Peter her sum, why doesn't Peter use the quadratic formula to solve for the x,y pair algebraically? x + y = s x * y = p x = s - y x = p/y substitute for x p/y = s - y p = sy - y*2 y*2 - sy +…