Question

Make `x` the subject of `y= ( x - 4) ^ { 2} + 6`?

Answer 1

`x = +-sqrt(y-6) +4`

Explanation:

`y=(x-4)^2 +6`

`(x-4)^2=y-6`

Take the square root of both sides:

`sqrt((x-4)^2) = sqrt(y-6)`

`x-4= +- sqrt(y-6)`

Add `4` on both sides of the equation

`x= +-sqrt(y-6) +4`