Answer:
4x+12/x^2+9
Step-by-step explanation:
Perimeter
x+3+x+3+x+3+x+3
Area
(x+3)(x+3)
Answer:When n is an odd number,
is a real number for all values of a. Then, the domain is the real domain.
Answer:
theres 2
Step-by-step explanation:
Let's rewrite the mixed number as a fractions:

Therefore, the total length will be:
4x - 1 < 11
Add 1 to both sides
4x < 12
Divide both sides by 4
x < 3
x is less than 3