17. а. х — 0, у30, z%3D0 ь. х2 0, у 0, Z %3D0 18. a. 0 1 b. x? + y? < 1, z = 3 b. x? + y? + z? < 1, z 2 0 b. х%3D у, b. x s y², 0 s 2 no restriction on z 23. а. у 2 х?, 20 24. a. z = 1 – y, no restriction on x b. z = y, x = 2
17. а. х — 0, у30, z%3D0 ь. х2 0, у 0, Z %3D0 18. a. 0 1 b. x? + y? < 1, z = 3 b. x? + y? + z? < 1, z 2 0 b. х%3D у, b. x s y², 0 s 2 no restriction on z 23. а. у 2 х?, 20 24. a. z = 1 – y, no restriction on x b. z = y, x = 2
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter5: Orthogonality
Section5.3: The Gram-schmidt Process And The Qr Factorization
Problem 9BEXP
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In Exercises 17–24, describe the sets of points in space whose coordinates satisfy the given inequalities or combinations of equations and inequalities.
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