If using the method of completing the square to solve the quadratic equation x^2-2x-1=0x 2 −2x−1=0, which number would have to be added to "complete the square"

Why did the ice arena get so hot after the big game (this is math related google it to find the paper

Which of the following values are in the range of the function graphed below? check all that apply ! - will give the answer "brainliest! "

What is the probability of throwing several dice with sum equal to 6 (six)? show the ways of possibilities for sum 6 (as the numerator) and the ways of throwing n dices for n = 1, 2, 3, 4 or 5 as denominator for all the questions to earn full credits. (a)throw one die, (b) throw two dice, (c) throw three dice (d) throw 4 dice, (e) throw 5 dice