Which situation is represented by bivariate data?
(1) a student lists her algebra quiz grades for one month.
(2) a wrestler records his weight before each match.
(3) a musician writes down how many minutes she practices her
instrument each day.
(4) an ice cream vendor tracks the daily high temperature and how
many ice cream bars he sells each day.

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Which one is true about the hexagons ?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered