Michael forgot the combination to his locker. His locker uses four numbers, O through 9. How many possible combinations
exist for his locker?

Find the domain of the following expression: 1/(√x)-2

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?

Iam at home. /: i am playing video games. translate the following statement into symbolic form.