Question

Which of the following represents x squared minus sixteen all over x squared minus four x in simplified form?

one minus four over x

one plus four over x

x plus four all over x

x minus four all over x

Answer 1

x plus four all over x

Answer 2

\[x ^{2}-16 \over x ^{2}-4x\]
\[(x-4)(x+4) \over x(x-4)\]

Answer 3

finish it

Answer 4

(x^2 - 16 )/( x^2 - 4)

if you factor top and bottom and simplify yo'll have it

Answer 5

- as myko has done