The rule wich allows us to change the sign of an exponent is called the _ rule

Astore manager records the total visitors and sales, in dollars, for 10 days. the data is shown in the scatter plot. what conclusion can the store manager draw based on the data? question 3 options: an increase in sales causes a decrease in visitors. an increase in sales is correlated with a decrease in visitors. an increase in visitors is correlated with an increase in sales.

The parabola x = y² - 9 opens: a.)up b.)down c.) right d.)left

Find the roots of the equation below. x^2 - 6 + 9 = 0