Determine whether the biconditional is a true statement.

|x|=9 if and only if x=9

the biconditional is a true statement

Step-by-step explanation:

The absolute value of x is 9 if it's equal to 9.

(If this is wrong I'm sorry I haven't done this kind of math in a while!)

2: 10

step-by-step explanation:

school a:

minimum value is 2

maximum value is 22

the lower quartile is 2.5

the median is 10

the upper quartile is 15.5

school b:

minimum value is 9

maximum value is 20

the lower quartile is 12

the median is 16

the upper quartile is 18

box plot for school a isn't symmetrical. the data tails on the right

box plot for school b isn't symmetrical. the data tails on the left

hope i

-lavira: )