Question 23Please choose the right option. Let P(x, y, z) denote the predicate x + y^2=z, and the universe of discourse for x,y, z be the set of integers. From the following choices, select the one that is TRUE.a. ForEvery x ForEvery z ThereExists y P(x, y, z)O b. ForEvery x ForEvery y ForEvery z P(x, y, z)○ c. ThereExists x ForEvery y ForEvery z P(x, y, z)○ d. ThereExists y ForEvery x ThereExists z P(x, y, z)

a. ForEvery x ForEvery z ThereExists y P(x, y, z): This states that for any integer x and z, there…

Answered: Let P(x, y, z) denote the predicate x +…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question 23

Please choose the right option.

Let P(x, y, z) denote the predicate x + y^2=z, and the universe of discourse for x,
y, z be the set of integers. From the following choices, select the one that is TRUE.
a. ForEvery x ForEvery z ThereExists y P(x, y, z)
O b. ForEvery x ForEvery y ForEvery z P(x, y, z)
○ c. ThereExists x ForEvery y ForEvery z P(x, y, z)
○ d. ThereExists y ForEvery x ThereExists z P(x, y, z)

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