x= -4
Step-by-step explanation:
Answer:
0.00420
Step-by-step explanation:
Answer:
x = -19
Step-by-step explanation:
Answer:
PL and LM
Step-by-step explanation:
The definition of perpendicular is two lines that create a 90 degree angle. There are a lot of those in a rectangular prism. One of them is PL and LM, because they intersect to create a right angle.
Distribute.
n(n+3)
Answer : n^2+3n