How do you find the end behavior of #f(x) = 2x^3 + 5x#? Precalculus Functions Defined and Notation End Behavior 1 Answer Faizan B. Oct 25, 2015 Since #f(x)# is a regular cubic function, as #x->∞, y->∞# and as #x->-∞, y->-∞# Answer link Related questions What is end behavior? What are some examples of end behavior? How does the degree of a polynomial affect its end behavior? How do the coefficients of a polynomial affects its end behavior? What is the end behavior of the function #f(x) = 3x^4 - x^3 + 2x^2 + 4x + 5#? What is the end behavior of the function #f(x) = x^3 + 2x^2 + 4x + 5#? What is the end behavior of the function #f(x) = 5^x#? What is the end behavior of the function #f(x) = ln x#? What is the end behavior of #f(x) = x^6 + 2#? What is the end behavior of #f(x) = (x + 3)^3#? See all questions in End Behavior Impact of this question 2359 views around the world You can reuse this answer Creative Commons License