Question

what are the x intercepts in f(x)=5x^2-10

Answer 1

(+root 2, 0) and (-root 2, 0)

Answer 2

\[(\sqrt{2}, 0) and (-\sqrt{2}, 0)\]

Answer 3

would this solution be considered real or complex

Answer 4

These are real solutions because complex solutions involve the imaginary number i