Answer:
f = -4
Explanation:
Subtract The Numbers: -2 - 2 = 4
f = -| -4|
Apply Absolute Rule (|-a| = a): |-4| = 4
f = -4
For a you will see a bar graph and the dependent o think would be bird species
Answers:
1st pic:
a) 2
b) 2.5 or 2
2nd pic:
a) 4
b) 5
c) 9
3rd pic:
a) 5
b) 3
Note: I may not be correct on all of them. Some of them were confusing a little bit, so I just wanted to let you know. Please don't come after me in the comments if I am wrong with one of the answers. In reality, you should be doing this. Either way, I hope this helps! Please, please, PLEASE mark brainliest. I would really appreciate it. :)
Answer:
then what?
Step-by-step explanation:
do we have to find the angle?
all I know is every right triangle is equal to 90°
Answer:
Option is right
Step-by-step explanation:
Given that bella want to know what the students at her school think of her show. which is the BEST group to survey to find this information
For getting accurate results she must select a random sample without bias
For this option a will not serve since she selects only students she recognizes.
Option B may not be right, as during show on the face they may not give correct opinion
C is right as a random sample is taken
D is wrong as the first 30 students may not be at random.
So option C is right
