The graph shown below expresses a radical function that can be written in the form f(x) = a(x + k)^1/n + c What does the graph tell you about the value of a in this function? A. a= 1
B. It is not possible to tell whether a is greater than or less than zero.
C. a is greater than zero.
D. a is less than zero.

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Which expression is equivalent to (4 +6i)^2? ? -20 + 48i 8 + 12i 16 - 36i 20 + 48i