- What's the probability of not picking a 7 and not a red card?

Discover Questions

Hmm! What's beller a pair of binoculars or a telescope? Solve the Differential equation. (2x + y + 1) y' = 1? As the number of oxygen atoms increases in any series of oxygen acids, such as HXO, HXO2, HXO3,? The initial value problem x dy/dx -4y = 0, y(0)=k, has an infinite number of solutions for k = -? and no solution for k -? How to proof this?