Math Problem Statement
Із проміжку [−1; 1] навмання вибираються 2 дійсних числа p i q. Яка ймовірність того, що рівняння x^2+px+q=0 має дійсні додатні корені?
Solution
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Math Problem Analysis
Mathematical Concepts
Algebra
Quadratic Equations
Probability
Geometrical Probability
Formulas
Discriminant formula: D = p^2 - 4q
Vieta's formulas: sum of roots (-p) and product of roots (q)
Parabolic equation: q = p^2/4
Theorems
Quadratic formula
Vieta's theorem
Suitable Grade Level
Grades 9-12
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