Solve a quadratic using the quadratic formula with complex answers

Solve a quadratic using the quadratic formula with complex answers

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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Quizizz Content

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The video tutorial explains the quadratic formula, emphasizing its use when the equation is set to zero. It guides students through identifying coefficients A, B, and C, calculating the discriminant, and solving the quadratic equation. The instructor highlights common mistakes and introduces complex numbers, explaining their relevance in solutions. The tutorial aims to clarify the process and improve accuracy in solving quadratic equations.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first step to take when using the quadratic formula?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you identify the values of A, B, and C in a quadratic equation?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain the importance of the discriminant in the quadratic formula.

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when you take the square root of a negative number in the real number system?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

How would you express the final answer when dealing with complex numbers in the quadratic formula?

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