Si x + 1/x = 4; calcula el valor de x^3 + 1/x^3

Place the following steps in order to complete the square and solve the quadratic equation,

If you answer 2+2 you will get over 80 points

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.