Question

What are all the real zeroes y = (x –12)^3 – 7

Answer 1

let y = 0 then solve for x

\[0 = (x -12)^3 - 7\]

the 1st step is add 7 to both sides

\[7 = (x -12)^3\]

next take the cube root of both sides....

there there is still a further step... you should be able to work it out.