Identify the function that has a vertex of (2,-1) and is stretched vertically by a factor of 3.
of(x)=1/x - 21-1
o f(x) = ix - 21 + 4
of(x) = 12/x + 21-1
f(x) = 3/x - 21-1

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.