Answer:
1) 9
2) 256
3) -32
4) -2744
Step-by-step explanation:

So, your answer to this problem is
x > 6 and
x < -2.
Answer:
A=2
B=12
C=5
D=13
SA=411mm
Step-by-step explanation:
SA=bh+(s1+s2+s3)H
=12×5+(12+2+13)(13)
C I think not sure I think tho.
The correct answer is x= -6 let me know if you want to know how I got that or if you needed to know if it is no solution/ infinite/etc..