Assignment:
Q1. Why bother factoring a quadratic equation before you solve it?
Q2. Why are there usually two solutions in a quadratic equation?
Q3. Under what conditions would one or more solutions of a rational equation be unacceptable?
Q4. A company specializing in magazine sales over the telephone found that in 2500 phone calls, 360 resulted in sales and were made by male callers, and 480 resulted in sales and were made by female callers. If the company gets twice as many sales per call with a woman’s voice then with a man’s voice, then how many of the 2500 calls were made by females?
Q5. Simplify expressions involving rational exponents. Assume all variables represent positive real numbers. Write answer with positive exponents.
(x2y-3x)1/2 / x1/2yz-1/ 2
Provide complete and step by step solution for the question and show calculations and use formulas.