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Algebra 1

Course: Algebra 1 > Unit 14

Lesson 6: The quadratic formula
Math
Algebra 1
Quadratic functions & equations
The quadratic formula
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Number of solutions of quadratic equations

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Problem

f, left parenthesis, x, right parenthesis, equals, 4, x, squared, minus, 17, x, plus, 3
What is the value of the discriminant of f?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
How many distinct real number zeros does f have?
  • Your answer should be
  • an integer, like 6
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4
  • an exact decimal, like 0, point, 75
  • a multiple of pi, like 12, space, start text, p, i, end text or 2, slash, 3, space, start text, p, i, end text
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