domain: all real numbers, except +-7
range: net inf to pos infinity. see graph https://www.wolframalpha.com/input/?i=plot+(x%2B8)%2F(x%5E2-49)
solve for the domain, interval notation
f(x)=(x+8)/(x^2 -49)
1 answer
f(x)=(x+8)/(x^2 -49)
1 answer