Let be a real parameter

MATHEMATICS · Subjective · US High School · Algebra 2 · Complex #s & Exponents · Complex #s & Exponents

Problem

Let

a

be a real parameter. For the function

f_a(x)=\dfrac{\sqrt{ax-1}}{x^{2}-a}

to be defined for at least one real

x

, determine all possible values of

a