Answer:
The correct answer is
(x + 2) (x + 1) (x - 3)
Step-by-step explanation:
The intersection of two planes is a line. That's not necessarily the definition of a line, but that's probably what they're looking for.
Answer: line
Answer:
m=-48.6
Step-by-step explanation:
-27.5-m=21.1
m=-27.5-21.1
m=-48.6