Practice Quadratic Formula - 2.6.3 | 2. Algebra | ICSE Class 11 Maths
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Practice Questions

Test your understanding with targeted questions related to the topic.

Question 1

Easy

Identify the coefficients in the quadratic equation 4xΒ² + 7x - 3 = 0.

πŸ’‘ Hint: Look for the values in front of xΒ², x, and the constant.

Question 2

Easy

What is the quadratic formula?

πŸ’‘ Hint: Remember, it’s used to find roots of quadratic equations.

Practice 4 more questions and get performance evaluation

Interactive Quizzes

Engage in quick quizzes to reinforce what you've learned and check your comprehension.

Question 1

What does the quadratic formula help us find?

  • Roots of linear equations
  • Roots of quadratic equations
  • Roots of cubic equations

πŸ’‘ Hint: Think about the degree of the polynomial.

Question 2

If the discriminant is negative, how many real solutions exist?

  • True
  • False

πŸ’‘ Hint: Consider the nature of roots based on the discriminant.

Solve 1 more question and get performance evaluation

Challenge Problems

Push your limits with challenges.

Question 1

Solve the quadratic equation 5xΒ² - 20x + 15 = 0 and verify the results.

πŸ’‘ Hint: Calculate the discriminant and apply the quadratic formula carefully.

Question 2

A quadratic polynomial has roots that are complex. If its equation is xΒ² + 4x + 8 = 0, find the roots using the quadratic formula.

πŸ’‘ Hint: Remember that a negative discriminant leads to complex roots.

Challenge and get performance evaluation