What is the coefficient of the second term of the trinomial?
(3x+3)^2=9x^2+bx+9

Three coins are flipped. what is the probability that there will be at least two tails?

How many kilometers are equal to 5 miles? use 1 mile ≈ 1.61 kilometers. !

Iknow its nothing to do with education, but what type of thing should i wrote here? ? : ) its for mcdonald's btw.