Describe the number and type of roots for the polynomial. (how many real and complex?)

x^3+5x^2-4x-2=0

Biologists have observed that the chirping rate of crickets is linearly related to temperature. A cricket produces 120 chirps per minute at 70 F and 168 chirps per minute at 80 F.

Determine whether the random variable has a binomial distribution. If it does, state the number of trials. If it does not, explain why not. Thirty students are randomly chosen from a small college with an enrollment of.

Estimate show how you estimated 31 divided by 458

Suppose there are 10 multiple choice questions. each question has 5 choices, and only one of these is correct. what is the probability getting two or fewer correct answers, if you guess each answer at random.

Darryl used a total of 715.74 kilograms of flour to fill bags at a local flour mill. He used 22.68 kilograms of flour to completely fill each bag. What is the greatest number of bags Darryl completely filled?

Which multiplication expression is equal to 2/3 : 1/2

The ratio of boys to girls in a class is 4:5 what fraction of teh class are boys

Explain how the quality of a survey affects the results

Classify each as Linear or Exponential Every year 39 million cars cross the Golden Gate Bridge in San Francisco. Every month a restaurant sells 2% more milkshakes to customers. The number of visitors to the Eiffel Tower in Paris increases by 1.

Suppose that a newspaper predicted that Candidate A would defeat Candidate B in a certain election. They conducted a poll of telephone directories with a response rate of 24 %.