Question

​Your teacher asks the class to factor x4 – x3 completely and apply the difference of cubes formula. Your friend says this can’t be done, because the expression is not a difference of cubes. Is your friend correct? Explain

Answer 1

Your friend is correct because you can factor out an x³ form both terms but that will leave you with x³(x-1) which is not the difference of two cubes

Explanation: