Question

Consider the steps for solving 3x^2 - 42x 9 = -5 for x by completing the square. step 1) 3x^2 - 42x = -14 step 2) 3(x^2 - 14x) = -14 step 3) 3(x^2 - 14x 49) = -14 ___ what number should be added to the right side of the equation?

Answer 1

Positive 49 goes in the blank