Which matrix does not have an inverse? a.[2 8] [-1 -4] b. [2 8] [1 -4] c. [-2 8] [1 4] d. [2 -8] [1 4]

Which parent function is an example of a piecewise function? answers: linear parent function quadratic parent function an exponential parent function absolute value parent function pls i’m sorry if this doesn’t make sense

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?

The length of a rectangular board is 3 feet less than twice its width. a second rectangular board is such that each of its dimensions is the reciprocal of the corresponding dimensions of the first rectangular board. if the perimeter of the second board is one-fifth the perimeter of the first, what is the perimeter of the first rectangular board?