F^-1(x) = sqrt 2(-5+x)/2, - sqrt 2(-5+x)/2
They are essentially asking us to solve:
Solving this equation for x tells us that it will take around 80.1 years for the materials in the vault to reduce to 357 pounds.
Answer:
n = 12.89
Step-by-step explanation:
Add 9.02 + 3.87
By finding like denominators, you can add the fractions on each side. Then, compare by cross multiplying.