¿Que es: cardinal de un conjunto?

What could explain what happened when the time was equal to 120 minutes

If the table of the function contains exactly two potential turning points, one with an input value of –1, which statement best describes all possible values of m? m ≥ –12 –12 < m < 4 m ≤ 4 m ≥ 4 or m ≤ –12

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?