Let $S = \left\{ - 1,0 , \frac { 1 } { 2 } , \sqrt { 2 } , 2 \right\}$

question 189

Multiple Choice

Let $S = \left\{ - 1,0 , \frac { 1 } { 2 } , \sqrt { 2 } , 2 \right\}$ . Use substitution to determine which of the elements of $S$ satisfy the inequality $x - 1 \leq 0$ .

• A) \(\{ - 1,0 \}\)
• B) \(\left\{ - 1,0 , \frac { 1 } { 2 } \right\}\)
• C) \(\left\{ 0 , \frac { 1 } { 2 } , \sqrt { 2 } \right\}\)
• D) \(\left\{ \frac { 1 } { 2 } , \sqrt { 2 } , 2 \right\}\)
• E) \(\{ \sqrt { 2 } , 2 \}\)

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