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Answer:
z ∈ { 12, + ∞ >
Alternate form: z ≥ 12, { z l z ≥ 12 }
Step-by-step explanation:
1- Determine the defined range
2- Factor the expression
3- Simplify the root
4- Move the variable to the left
5- Separate into possible cases
6- Solve
7- Find the intersections
8- Find the union
Answer: Z ≤ 12
The correct answer is "Z is less than or equal to 12", Z ≤ 12.
Step-by-step explanation:
Hope this helps.