At noon, the temperature in lumpkin, virginia was
31°f. by midnight, the temperature had fallen to
9°f. what was the change in temperature over the 12-hour period?

-22 degrees F.

Step-by-step explanation:

The temperature dropped by 31 - 9 = 22 degrees F.

for this pair of functions g(x)=x-2 and f(x)=|x| is (g o f)(a)= |a| -2

step-by-step explanation:

g(x)=x-2

f(x)=|x|

(g o f)(a)=?

(g o f)(x)=g(f(x))

(g o f)(x)=g(|x|)

(g o f)(x)=|x|-2

(g o f)(a)=|a|-2

f(x)=2/3x-8, which give g(x) the greatest value.

step-by-step explanation: