Answer:
I believe these are the answers.
Step-by-step explanation:
Find each of the angle measures:
<1=65 degrees
<2=115 degrees
<3=60 degrees
<4=60 degrees
A=4
The work behind it
-11a+33= -11
-33 -33
-11a=-44
Divide both sides by -11
-44/-11=a
A=4
(x-1)(x^3+x^2+x+7) is your answer.
Answer:
First of all yourself
Step-by-step explanation: