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The operation * is defined on the set of real numbers by ab ∗ = the
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23 Jun 2021, 05:51
23 Jun 2021, 05:51
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54% (01:00) correct
45% (01:00) wrong based on 55 sessions
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The operation * is defined on the set of real numbers by a*b = the larger of the numbers a and b . If a*0.5=0.5 , which CANNOT be a value for a ?
Indicate all such values.
A.0.4
B. 1/2
C. 5/11
D. \(\sqrt{2}\)
E. \(\sqrt{3}\)
F. \(\frac{1}{\sqrt{2}}\)
Indicate all such values.
A.0.4
B. 1/2
C. 5/11
D. \(\sqrt{2}\)
E. \(\sqrt{3}\)
F. \(\frac{1}{\sqrt{2}}\)
Re: The operation * is defined on the set of real numbers by ab ∗ = the
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24 Jun 2021, 03:21
24 Jun 2021, 03:21
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\(a*b = \)the larger of the numbers \(a\) and \(b\) .
\(a*0.5=0.5\)
So \(0 < a ≤ 0.5\)
D E F are outside of this range and are the answers.
\(a*0.5=0.5\)
So \(0 < a ≤ 0.5\)
D E F are outside of this range and are the answers.
Re: The operation * is defined on the set of real numbers by ab ∗ = the
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14 Jul 2021, 21:55
14 Jul 2021, 21:55
Why is B not the answer? because b=0.5, and clearly, none of them are greater
