Answer:
C
Step-by-step explanation:
A and B are not straight lines, so they are not linear functions.
C and D are straight lines, so they are linear. However, D fails the vertical line test, so it is not a function.
Answer:
sorry i dont know this this is very hatd question necause i cant have studied
The answer is 15 because absolute deviation means a number of units a certain number is for 0. So, both 15 and -15 would have an absolute deviation of 15 because both numbers are 15 units away from 0. Hope I helped! Please rate me the Brainliest!
Answer:

Step-by-step explanation:
given 
the factor (x - 3) can be cancelled from the numerator/ denominator leaving

Answer: 52.3 seconds
Step-by-step explanation:
209.2 divided by 4
which is 52.3 seconds