If n is one the 4n is 4
N is 2 then 4n is 8
N is 3, 4n is 12
N is 4 then 4n is 16
-12.5 degrees in 5 hours because -2.5•5= -12.5
Answer: C
Step-by-step explanation:
C. because rate of change is the slope aka y/x. The other answers give off negative slopes when determining y/x.
Answer:
x^2 -9
Step-by-step explanation:
(x + 3)(x − 3)
FOIL
first x*x =x^2
outer -3x
inner 3x
last -3*-3 =-9
Add together
x^2 -3x+3x -9
Combine like terms
x^2 -9