2. Let A = {2, 3, 5} and B = {x, y}. Let p1 and p2 be the projections of A × B onto the first and second coordinates. That is, foreachpair(a,b)∈A×B ,p1(a,b)=aand p2(a,b)=b:a. Find p1 (2, y) and p1(5, x). What is the range of p1?b. Find p2 (2, y) and p2(5, x). What is the range of p2?
2. Let A = {2, 3, 5} and B = {x, y}. Let p1 and p2 be the projections of A × B onto the first and second coordinates. That is, foreachpair(a,b)∈A×B ,p1(a,b)=aand p2(a,b)=b:a. Find p1 (2, y) and p1(5, x). What is the range of p1?b. Find p2 (2, y) and p2(5, x). What is the range of p2?
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 10E
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2. Let A = {2, 3, 5} and B = {x, y}. Let p1 and p2 be the projections of A × B onto the first and second coordinates. That is, foreachpair(a,b)∈A×B ,p1(a,b)=aand p2(a,b)=b:
a. Find p1 (2, y) and p1(5, x). What is the range of p1?
b. Find p2 (2, y) and p2(5, x). What is the range of p2?
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