How do you find the domain and range of #f(x) = x^2+3#?
1 Answer
Jun 22, 2018
Explanation:
#f(x)=x^2+3" is defined for all real values of x"#
#"domain is "x inRR#
#(-oo,oo)larrcolor(blue)"in interval notation"#
#"the vertex of "x^2+3" is "(0,3)#
#"since "a>0" it is a minimum turning point " uuu#
#"range is "[3,oo)#
graph{x^2+3 [-10, 10, -5, 5]}
