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Let S2 = {a = (a1,a2,a3) E R3 | aja2 + 2a3 = 0} If y = (y1.y2.y3) E Sz and z = (z1,Z2,z3) E S2, is y + z E %3D S2? Justify your answer.

Let S2 = {a = (a1,a2,a3) E R3 | aja2 + 2a3 = 0} If y = (y1.y2.y3) E Sz and z = (z1,Z2,z3) E S2, is y + z E %3D S2? Justify your answer.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter9: Quadratic Functions And Equations
Section9.5: Solving Quadratic Equations By Completing The Square
Problem 43HP
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Let S2 = {a = (a1,a2,a3) E R3 | a1a2 + 2a3 = 0} If y = (y1.y2.y3) E S2 and z = (z1,Z2,z3) E S2, is y + z E S2? Justify your answer.
Transcribed Image Text:Let S2 = {a = (a1,a2,a3) E R3 | a1a2 + 2a3 = 0} If y = (y1.y2.y3) E S2 and z = (z1,Z2,z3) E S2, is y + z E S2? Justify your answer.
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