Find the values of x for which f(x) = g(x). f(x) = x2 + 2x + 1, g(x) = 11x − 19

Question

your answers as a comma-separated list.

Answer 1

 f(x) = x² + 2x + 1, g(x) = 11x − 19

 

x² + 2x + 1 = 11x - 19

 

x² - 9x + 20 = 0

 

(x-4)(x-5) = 0

 

x = 4, 5