Let G = {-23, –7, -3, –1,1,3, 5, 7, 14, 27, 42}. Decide if the following statements are true/false. Give a support to your answer. (a) Vr E G : if I 7. (d) 3r, y E G : (r² - y² = 0) ^ (x > 10) ^ (y >...

$Let G = {-23, –7, -3, –1,1,3, 5, 7, 14, 27, 42}. Decide if the following statements are true/false. Give a support to your answer. (a) Vr E G : if I < 0 then the ones digit of z is 3. (b) 3r, y E G : 1 · y = -21. (c) Vr EG: if the ones digit of a is 2 or 4 then r > 7. (d) 3r, y E G : (r² - y² = 0) ^ (x > 10) ^ (y > 10). $

Extracted text: Let G = {-23, –7, -3, –1,1,3, 5, 7, 14, 27, 42}. Decide if the following statements are true/false. Give a support to your answer. (a) Vr E G : if I < 0="" then="" the="" ones="" digit="" of="" z="" is="" 3.="" (b)="" 3r,="" y="" e="" g="" :="" 1="" ·="" y="-21." (c)="" vr="" eg:="" if="" the="" ones="" digit="" of="" a="" is="" 2="" or="" 4="" then="" r=""> 7. (d) 3r, y E G : (r² - y² = 0) ^ (x > 10) ^ (y > 10).

Jun 04, 2022

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Let G = {-23, –7, -3, –1,1,3, 5, 7, 14, 27, 42}. Decide if the following statements are true/false. Give a support to your answer. (a) Vr E G : if I 7. (d) 3r, y E G : (r² - y² = 0) ^ (x > 10) ^ (y >...

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