...The rule to calculate the number of straights in poker is different than the rule to calculate the coefficient of x^{2}yz^{3} in the expansion of (x + y + z)^{6}. The difference is that calculating the number of straights is a combination without repetition and calculating the coefficient of x^{2... (read more)
...This helps students strengthen their foundational math skills so they are able to excel in future math classes, as well as be able to tackle complex exam questions. As a current dental student, I have taken countless biology and chemistry classes and regularly tutor in both these subjects. I ha... (read more)