DESEMPEÑO INTEGRADOR PROBLEMATIZACIÓN: Un negocio vende 500 TV a un precio de 600 dólares, al modificar el precio a 200 dólares vendió 1500 TV. Asumiendo que la función de la demanda es lineal, halle la demanda cuando el precio es de 250 dólares.

The graph of y=x3 is transformed as shown in the graph below. which equation represents the transformed function?

Use mathematical induction to prove the statement is true for all positive integers n, or show why it is false. 1^2 + 4^2 + 7^2 + + (3n - 2)^2 = [n(6n^2-3n-1)/2]

The pyraminx is a rubik's cube-type toy in the shape of a tetrahedron. the pyraminx shown below has edges 15\,\text{cm}15cm long and vertical height h=12.2\,\text{cm}h=12.2cm. the triangle drawn with dashed lines is a right triangle. what is the distance rr? round your answer to the nearest tenth.