7. Consider the inequality below. PART A: Select all values of x that make the inequality true. *
6x < 42
A. -8
B. -7
C.6
D. 7
E. 8

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)

Find the product. type your answer in the space provided. use / for a fraction bar (example: 1/2) and ^ for an exponent (example: x^5). do not put spaces in your answer. (x -1 y 5)^2 · (2xy -2)^5