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Type: Multiple-Choice
Category: Quadratic Equations and Expressions
Level: Grade 10
Author: Math_Teach2
Last Modified: 7 years ago

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Quadratic Equations and Expressions Question

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Grade 10 Quadratic Equations and Expressions

The discriminant determines the number and type of solutions.

b2-4ac>0 two real solutions
b2-4ac=0 one real solution
b2-4ac<0 two imaginary solutions

Find the discriminant of the quadratic equation and give the number and type of solutions of the equation.

x2+2x+3=0
  1. 0; one; real
  2. -4; two; imaginary
  3. -8; two; imaginary
  4. 8; two, real