Un camión transporta a la costa 8 bloques de mármol de 1,56 toneladas cada uno y 4 vigas de hierro de 0,64 toneladas cada una. si la carga máxima que puede llevar el camión es 16 toneladas ¿Cuánto peso mas puede soportar el camión? AYUDA ES PARA YA

One line passes through (-7,-4) and (5,4) . another line passes through the point (-4,6) and (6,-9)

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

50 people men and women were asked if they watched at least one sport on tv. 20 of the people surveyed are women, but only 9 of them watch at least one sport on tv. 16 of the men watch at least one sport on tv. make a a two-way table and a relative frequency table to represent the data.