What are all the real zeros of y=(x-12)^3 - 7?
x = 12-(-7)^(1/3), x = 12+7^(1/3), x = 12+(-1)^(2/3) 7^(1/3)
The graph here shows only one real root.......https://www.desmos.com/calculator/8xro919zxo
It occurs at about ( 13.91, 0 )