A device used in golf to estimate the distance​ d, in​ yards, to a hole measures the size​ s, in​ inches, that the 7​-ft pin appears to be in a viewfinder. The viewfinder is held 15 inches from the​ viewer's eye. Express the distance d as a function of s.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2