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12th Grade Quadratic With Complex Quizzes, Questions & Answers

12th Grade

Top Trending Quadratic With Complex Quizzes

Are you ready to take complex quadratic equations to the next level? In this quiz, you’ll work through challenging problems where coefficients, discriminants, and algebraic structures all demand careful attention....

Questions: 20 | Attempts: 12 | Last updated: Dec 17, 2025

Sample Question 1
Solve 2x² + 4x + 8 = 0.

X = −1 ± i√3

X = −1 ± 3i

X = −2 ± i√2

X = −1 ± 2i

Sample Question 2
Find the roots of 4x² + 4x + 5 = 0.

−½ ± i

−1 ± i

−½ ± 1.5i

−1 ± 2i

Sample Question 3
One root is 3 − 2i. Which quadratic has real coefficients and these roots?

X² − 6x + 13

X² + 6x + 13

X² − 3x + 4

X² − 4x + 3

Recent Quadratic With Complex Quizzes

Quadratic Equations with Complex Roots

Wondering how quadratic equations lead to complex solutions? In this quiz, you’ll explore equations where the discriminant dips below zero and learn how to express solutions using complex numbers. You’ll practice...

Questions: 20 | Attempts: 11 | Last updated: Dec 17, 2025

Sample Question
What is the value of i²?

1

-1

I

0