Assignment:
Q1. Factor the following expression completely.
81m3 - 63m4 + 8m5
Q2. Solve each quadratic equation by whatever method you choose. Round the answer to the nearest tenth, if necessary. If there is no answer, mention that clearly.
56-y2 = 0
5x2+13x -1=0
x2+3x=-6
Provide complete and step by step solution for the question and show calculations and use formulas.