What is the answer to: tan^1(cot(pi/8))

In the xy-plane, if the parabola with equation passes through the point (-1, -1), which of the following must be true?

What are the domain and range of the function f(x)=2^x+1

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.