What is the probability of drawing a jack or a red card from a standard deck of playing cards?

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

If a baby uses 15 diapers in 2 days, how many diapers will the baby use in a year?

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?