Las funciones de costo e ingreso (en miles de dólares) para la famosa tienda de yogurt en Cd. Juarez están dadas por C(x)=(400x+400)/(x+4) e I(x)=100x, donde x se mide en cientos de unidades. ¿Cuál es el punto de equilibrio para esta tienda?

What’s the domain of this function? fastttt

Offering 30 if a plus b plus c equals 68 and ab plus bc plus ca equals 1121, where a, b, and c are all prime numbers, find the value of abc. the answer is 1978 but i need an explanation on how to get that.

The graph and table shows the relationship between y, the number of words jean has typed for her essay and x, the number of minutes she has been typing on the computer. according to the line of best fit, about how many words will jean have typed when she completes 60 minutes of typing? 2,500 2,750 3,000 3,250