How many ways are there to pick 2 Uno Cards (without replacement) from a deck of 108
cards?

Find the zeros of each function. f(x) = x^2 + 5x - 6

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle