if a rectangular garden has the area given below, which expression represents the perimeter of the garden in standard form 2x^2+x-3

Nellie is analyzing a quadratic function f(x) and a linear function g(x). will they intersect? f(x) g(x) graph of the function f of x equals one half times x squared, plus 2 x g(x) 1 5 2 10 3 15