Quadratic Equation QuizVersión en línea Test your knowledge on quadratic equations with this fun quiz! por Paradiso Indra 1 What is the standard form of a quadratic equation? a x^2 + y^2 = r^2 b ax + b = 0 c ax^2 + bx + c = 0 d a + b + c = 0 2 What is the highest degree of a quadratic equation? a 4 b 1 c 2 d 3 3 Which formula is used to find the roots of a quadratic equation? a x = (b ± c) / a b x = b ± √(a² + c) c x = -b / a d x = (-b ± √(b² - 4ac)) / 2a 4 What does the discriminant (b² - 4ac) determine? a Product of roots b Sum of roots c Vertex of the parabola d Number of real roots 5 What shape does the graph of a quadratic equation form? a Parabola b Hyperbola c Circle d Line 6 What is the vertex form of a quadratic equation? a y = a(x - h)² + k b y = ax² + bx + c c y = mx + b d y = a(x + h)² - k 7 In the equation y = ax² + bx + c, what does 'a' determine? a Position of the vertex b Direction of the parabola c Y-intercept d Width of the parabola 8 What is the axis of symmetry in a quadratic equation? a y = 0 b x = 0 c y = -b / (2a) d x = -b / (2a) 9 If the discriminant is negative, what can be said about the roots? a Two real roots b Complex roots only c One real root d No real roots 10 What is the y-intercept of the quadratic equation y = ax² + bx + c? a b b 0 c a d c