36 is the square of 6 Check : 25 is the square of 5 Check : x 2 is the square of x 1 Factorization is : (6x + 5) • (6x - 5) Equation at the end of step 2 : (6x + 5) • (6x - 5) = 0 Step 3 : Theory - Roots of a product : 3.1 A product of several terms equals zero.
