2,4,8,16 arithmetic or geometric

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

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.