Express the following system in matrix form and then use matrix inverse methods to solve the system: x + 2y = 5 ; -2x + 3y = 4

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)

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 =