7
QuizMultiple Choice

Solving Quadratic Equations: Quadratic Formula — Quiz

Question 7 • Algebra I

A quadratic equation of the form 0 is equal to a x squared plus b x plus c has a discriminant value of negative 16 How many real number solutions does the equation have?

Answer
A
1
B
0
C
negative 1
D
2

Explanation

For a quadratic equation, the discriminant is b² − 4ac. If the discriminant is negative, the quadratic formula requires taking the square root of a negative number, so there are no real solutions. Since the discriminant is −16, the equation has 0 real number solutions, which is choice B.

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