SOLUTION: Find all values of x for which the graph of f lies above the graph of g. (Enter your answer using interval notation.) f(x) = x^2; g(x) = 4x + 21

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: Find all values of x for which the graph of f lies above the graph of g. (Enter your answer using interval notation.) f(x) = x^2; g(x) = 4x + 21      Log On


   



Question 1106174: Find all values of x for which the graph of f lies above the graph of g. (Enter your answer using interval notation.)
f(x) = x^2; g(x) = 4x + 21

Answer by josgarithmetic(39630) About Me  (Show Source):
You can put this solution on YOUR website!
x%5E2-4x-21%3E0

%28x-7%29%28x%2B3%29%3E0

x%3C-3 OR x%3E7

The set of real numbers x which are less than -3 and greater than +7.