Answer:
d
Step-by-step explanation:
No, the residual plot does not show random scatter around the residual = 0.
For this problem it should be The answer A
A minimum of 2 acute angles
Answer:
First by expansion,
mxm +mx4 + mxm + mx(-2)
=m^2 +4m + m^2 - 2m
= 2m^2 + 2m
Note: ^2 means square
Step-by-step explanation: