81- answer is ok but im not suree
Answer:
Domain (0, ∞) and Range (-∞, ∞).
Step-by-step explanation:
The domain of f(x) = 0.5^x is all values of x and the range is f(x)>0 as 0.5^x cannot be negative or zero.
In interval form this is Domain is (-∞, ∞) and Range is (0, ∞).
So its inverse has Domain (0, ∞) and Range (-∞, ∞).
Answer:
1. t=240
2.t/3=(t/4)+20
Step-by-step explanation:
10 sides 180(10-2) 1800-360=1440/10 = 144