Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take mock test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Solve x² + 2x - 15 > 0.
💡 Hint: Factor the expression to find roots.
Question 2
Easy
Solve x² - 4x + 4 ≤ 0.
💡 Hint: Recognize the perfect square trinomial.
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 form does a quadratic inequality take?
- ax² + bx + c = 0
- ax² + bx + c < 0
- ax² + bx + c ≤ 0
💡 Hint: Remember the inequality signs!
Question 2
True or False: The expression x² - 4x + 4 is a perfect square.
- True
- False
💡 Hint: Look for factors that are equal!
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Design a projectile motion scenario where the height must remain below a specific point for safety, and determine the time of concern.
💡 Hint: Consider the height equation in form of h(t).
Question 2
Given the quadratic inequality ax² + bx + c < 0 with specific coefficients, determine the ranges of x and graph to represent the solutions.
💡 Hint: Focus on the sign analysis for each interval.
Challenge and get performance evaluation