Assignment:
Q1. Factor completely. If the polynomial is prime, state this.
3x3 + 6x2 - 189x
Q2. Factor completely. If the polynomial is prime, state this.
x2 - 1.1x + 0.28
Q3. Factor completely. If the polynomial is prime, state this.
2x2 - 8x + xy - 4y
Q4. Solve by factoring and using the principle of zero products.
a2 - 19a + 84 = 0
Q5. Solve the problem.
Two cars leave an intersection. One car travels north; the other east. When the car traveling north had gone 12 miles, the distance between the cars was 4 miles more than the distance traveled by the car heading east. How far had the eastbound car traveled?
Provide complete and step by step solution for the question and show calculations and use formulas.