Question

let f be the function given by f(x)=(x-1)(x^2-4)/x^2-a For what positive value is f continuous for all real numbers x?

A)none
B)1 only
C) 2only
D) 4 only
E) 1 and 4 only

Answer 1

/x^2 - a?

Answer 2

yes \[x^{2} -a\]