34+15-_=40
[3xy(xyz)(2x^
steps to find nth catalon number
2,2,1,0,3,6,4,0,3,5,? find next numeber
$$\sum_{n = 1}^{$\infty$ }{1/3^n}$$
what is the probability of getting a club king from a pack of 52 cards
How much should a college student deposit in a bank that pays 2.2%= 0.022 compounded annually so that he will have Php 400, 000 af...
3:x::9:15 find x
_-18+9-10=8
Ec = 0.5 x mv²
m=20kg
v=100km