For what values of x is the expression below defined? √x+3 + 1 - x
O A. -35x< 1
B. 3 sxs 1
C. 3 > X>1
D. 3 > XS-1

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 =