SOLUTION: 1)Find the discriminate and then describe the nature of the solutions. 17x^2-10x+20=0 A. Two Real Solutions B. Two imaginary solutions C. One real solution 2)Subtract th

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: 1)Find the discriminate and then describe the nature of the solutions. 17x^2-10x+20=0 A. Two Real Solutions B. Two imaginary solutions C. One real solution 2)Subtract th      Log On


   

Question 424279: 1)Find the discriminate and then describe the nature of the solutions.
17x^2-10x+20=0
A. Two Real Solutions
B. Two imaginary solutions
C. One real solution
2)Subtract the Polynomials
(-9w^2+4w+3)-(8w^2+3)
Please help

Answer by htmentor(1343) About Me  (Show Source):
You can put this solution on YOUR website!
1. Discriminant = b%5E2+-+4ac = (-10)^2 - 4(17)(20) = 100 - 1360 = -1260.
The discriminant < 0 so two imaginary solutions
2. -9w^2 + 4w + 3 -8w^2 - 3
Collecting terms, we have (-9-8)w^2 + 4w + (3 - 3) -> -17w^2 + 4w