Help please :) how do you rationalize the denominator? you don't really need to answer all of them I just need someone to explain, I'll give you guys Brainliest, I just really need help...

What’s the domain of this function? fastttt

Which of the following is the inverse of y = 3∧x y = 1/3∧x y = ㏒3x y = (1/3) ∧x y = ㏒ 1/3∧x

How many heads would you expect if you flipped a coin twice? first, fill in the table below with the correct probabilities. hint: the sample space for flipping a coin twice is {hh, ht, th, tt}. a = b = c = f