Which statements are true? check all that apply.

the equation |–x – 4| = 8 will have two solutions.

the equation 3.4|0.5x – 42.1| = –20.6 will have one solution.

the equation l1/2x - 3/4l = 0 will have no solutions.

the equation |2x – 10| = –20 will have two solutions.

the equation |0.5x – 0.75| + 4.6 = 0.25 will have no solutions.

the equation l1/8x - 1l = 5 will have infinitely many solutions

One expression below in undefined, and the other expression has a well defined value. which expression is undefined and explain why it has no value. which expression is defined? what is the value of that expression and how do you know? what is a different expression using a trig inverse function that is also undefined?

Which option identifies how kevin should proceed in the following scenario? four years ago kevin designed an mp3 player for young children. now that technology has changed, he would like to update his design to ensure that it encompasses cutting-edge techniques. by creating a third-angle projection of his ideas by designing an isometric projection of his new ideas by referring to past designs and illustrations of his original model by conferring with engineers who have improved upon similar devices

9is the geometric mean between x and 12