Answer:
y=-4 is a function
Step-by-step explanation:
It passes the vertical line test, and each x has only one y, so it is a function.
x = -4 is NOT a function because one x has multiple y values. It does not pass the vertical line test.
Answer:
Ac=32
Step-by-step explanation:
The range of a data set is the greatest value minus the smallest value.
The greatest value here is 32, and the smallest value is 27:
Answer:
36% of the students are girls
Step-by-step explanation:
(Boys) 16/25 = 64%
(Girls) 9/25 = 36%