2. Explain why the Ratio Test can or cannot be used to determine whether the series isconvergent.(a)∞Qn=1(−1)n(b)∞Qn=1s in(n)(c)∞Qn=12n+1n2n−1(d)∞Qn=1(n!)2 (2n)!

Fiona and her friends are playing a game by guessing where a coin will land when it is randomly dropped inside the square shown below. fiona guesses that the coin is likely to land in the blue area. which explains whether or not fiona is correct and why?

Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.

For the functions f(x) = -922 – 2x and g(x) = -32? + 6x – 9, find (f - g)(x) and (f - ).