For part a do f(g(x)) so 1/(x^2-2)-5 and for b do g(f(6)) go (1/(6-5))-5 (u substituted 6 in for x
There is a 68.75% increase in the amount of water Nathan drinks from his usual 32 ounces. If he started drinking 54 ounces of water per day, then there is a 22 ounce increase in intake. And 22 ounces is 68.75% of 54 ounces. This percentage would be derived by using the formula (54-32)/32.