Find the inverse matrix and verify it.
a. 2
7 5

b. −2 −1
3 1

c. 3 −3
−2 2

d. 0 1
−1 3

e. 1
2 1

Find the solution(s) to the system of equations. select all that apply y=x^2-1 y=2x-2

Why is it so easy to buy on impulse and overspend with a credit card? what could you do to counteract this tendency?

The amount of data left on the cell phone six gb for 81.5 gb of data is used how much data is available at the beginning of the cycle