Discover Questions

The probability that it will rain in Abuja on Sunday is 0.9. Calculate the probability that it will not rain in Abuja on Sunday is? If the force,F, has magnitude 100 and is directed 45◦ North east, then F = ai + bj. Find a and b.? The following is the number of each color of m&m found in a simple bag of 280 m&m’s? I have been studying differential equations I am about to take the practice section for differential equations how long can i give my self ? 1)Simplify ((n+2)!+(n+1)!)/n!
2) Combination
N+2 C 2= n^2-1?