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What does the set {xx0}\{x | x \leq 0\} represent?\newlineChoices:\newline(A)all numbers greater than 00 \newline(B)all numbers equal to 00 \newline(C)all numbers less than or equal to 00 \newline(D)all numbers greater than or equal to 00

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Q. What does the set {xx0}\{x | x \leq 0\} represent?\newlineChoices:\newline(A)all numbers greater than 00 \newline(B)all numbers equal to 00 \newline(C)all numbers less than or equal to 00 \newline(D)all numbers greater than or equal to 00
  1. Understand set notation: Understand the set notation. The set xx0{x | x \leq 0} uses the symbol \leq which means \text{\"less than or equal to."}
  2. Determine satisfying numbers: Determine what numbers satisfy the inequality x0x \leq 0. This includes all numbers that are less than 00 and the number 00 itself.
  3. Match correct description: Match the correct description to the set notation. The set xx0{x | x \leq 0} includes 00 and all negative numbers, which corresponds to "all numbers less than or equal to 00."
  4. Review and select choice: Review the choices given and select the one that matches our description from Step 33.\newline(A) all numbers greater than 00 - Incorrect, as we need numbers less than or equal to 00.\newline(B) all numbers equal to 00 - Incorrect, as we need all numbers less than 00 as well.\newline(C) all numbers less than or equal to 00 - Correct, as it matches our description.\newline(D) all numbers greater than or equal to 00 - Incorrect, as it includes numbers greater than 00.

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