Question

What value of `x` makes the denominator of the function `y=3(4x-16)` equal to zero?

Answer 1

4

Explanation:

If you sub in 4, it gives this equation:

`y = 3(4(4) - 16)`

In BIDMAS, you deal with brackets first so `y = 3( 16-16) -> y = 3(0)`
Therefore, `y = 0`