I think it’s the second one because The formula would be
x=
2a
−b±
b
2
−4ac
Answer:
y = 4x / x = 1/4 y
Step-by-step explanation:
chairs = x ( to find out how many chairs there are you have to take the legs and divide them by 4 )
Legs = y ( to find out how many legs there are you must multiply the amount of chairs by 4 )
Answer:
A
Step-by-step explanation:
Answer:
B. A sample in which the subjects themselves decide whether to be included in the study.
Step-by-step explanation:
In other words a voluntary response sample is a sample made up of volunteers o people who choose to be inlcuded.
Answer:
No
Step-by-step explanation:
The exponents are too far apart for a +2 to make a difference.