If –1 is a root of f(x), which of the following must be true?

Which graph shows a function with a range of all real numbers greater than or equal to -1

One of the inventors of integrated circuits observed that the number of transistors that fit on an integrated circuit will double every 24 months. what type of relationship most appropriately models this situation?

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation