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Signs of Inequality

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usn0814
 
Reply Sun 9 Aug, 2026 06:28 pm
Precalculus
David Cohen
Edition 3
Chapter 1, Section 1.1

Say the statement is TRUE or FALSE. Do not use a calculator or tables; use instead the approximations sqrt{2} is about 1.4 and pi is about 3.1.

38. sqrt{7} - 2 > or = 0

40. O.(bar)7 > 0.7

42. 2 < or = (pi + 1)/2
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eigenvalue
 
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Reply Sun 9 Aug, 2026 07:35 pm
@usn0814,
38. 1.4-2=-0.6
False

40. True

42. (3.14+1)/2=2.0
True
usn0814
 
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Reply Mon 10 Aug, 2026 04:49 am
@eigenvalue,
You are cooking with gas, as Ron Howard repeatedly said as "Richie" on the famous sitcom Happy Days.
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