(a) valuate the discriminant and (b) determine thn number and typn of solutions to each equation. -2w +5w-6 Part: 0/4 Part 1 of 4 Given a quadratic equation ax + bx+c =0 (a m 0), the quantity Ois called the discriminant. Part: 1/4

Elementary Algebra
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ISBN:9780998625713
Author:Lynn Marecek, MaryAnne Anthony-Smith
Publisher:Lynn Marecek, MaryAnne Anthony-Smith
Chapter10: Quadratic Equations
Section: Chapter Questions
Problem 332PT: Use the discriminant to determine the number of solutions of each quadratic equation. 332....
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(a) Evaluate the discriminant and (b) determine the number and type of solutions to cach equation.
-2w +5w = 6
Part: 0/4
Part 1 of 4
Given a quadratic equation ax +öx+c=0 (a = 0), the quantity
is called the
discriminant.
Part: 1/4
Part 2 of 4
(a) Evaluate the discriminant.
-2w+5w = 6
Write the equation in the form ax + bx+c = 0.
2w-5w+6 = 0
Transcribed Image Text:(a) Evaluate the discriminant and (b) determine the number and type of solutions to cach equation. -2w +5w = 6 Part: 0/4 Part 1 of 4 Given a quadratic equation ax +öx+c=0 (a = 0), the quantity is called the discriminant. Part: 1/4 Part 2 of 4 (a) Evaluate the discriminant. -2w+5w = 6 Write the equation in the form ax + bx+c = 0. 2w-5w+6 = 0
Part 3 of 4
-4ac = (-5) -4 (2)(6)
Thus, the discriminant is
Part: 3/4
Part 4 of 4
(b) Determine the number and type of solutions.
Because -23 (Choose one)
0, the solution set includes (Choase one)
Transcribed Image Text:Part 3 of 4 -4ac = (-5) -4 (2)(6) Thus, the discriminant is Part: 3/4 Part 4 of 4 (b) Determine the number and type of solutions. Because -23 (Choose one) 0, the solution set includes (Choase one)
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