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2064.3. Square trinomial roots

Write the correct answer!

How many different roots can square equation have, if discriminant is –9^2?
Grade:
8
Subject
Algebra
Theme
Quadratic equation
Subtheme
Square trinomial roots

Solve tasks to find hidden Geo point coordinates

  1. Physics: Movement diagram.
  2. Algebra: Fraction amplification and abbreviation.
  3. Geometry: Trapeze, elements, trapeze types, trapeze properties, isosceles trapeze signs.
  4. Geometry: Square, its properties and signs
  5. Algebra: Numerical approximation.
  6. Algebra: Complete quadratic equation
  7. Physics: Physics language.
  8. Geometry: Pythagorean theorem. Right angled triangle signs.
  9. Geometry: Rectangular (S = ab, a, b - edges) and area of the square (S=a^2 , a - edge) formula.
  10. Geometry: Pythagorean theorem. Right angled triangle signs.