Algebra-1

To simplify (3x³ - 2)², we can use the formula for the square of a binomial:

(a - b)² = a² - 2ab + b²

In this case, a is 3x³ and b is 2. Substituting these values into the formula, we get:

(3x³ - 2)² = (3x³)² - 2(3x³)(2) + (2)²
           = 9x⁶ - 12x