Roots: -√2, √3 in a₀ + a₁x + a₂x² + a₃x³ + x⁴ = 0, a₀..a₃ ∈ Z. Which is true?

Two dice each numbered from 1 to 6 are thrown together. Let A and B…

Two dice each numbered from 1 to 6 are thrown together. Let A and B…

An urn contains one black ball and one green ball. A second urn contains one…

An urn contains one black ball and one green ball. A second urn contains one…

What is the most probable number of successes in 10 trials with probability of success…