Question

Which expression is a factor of `36x^{2}-49`?

Answer 1

there can only be ONE answer

Answer 2

The factors of `36x^{2}-49` are `(6x + 7)` and `(6x - 7)`.

Answer 3

In that case, the correct answer would be `(6x + 7)` as a factor of `36x^{2}-49`.