Counterexauple. To shaw that aof form Ux, PG) is F, ne need onlyfind o counterexauple, that is, on exaup.K for which Pc)' is F.Ex. Show that the statenent "inteer con he written sum of squaresof three întegers" o F.Oo, '4, 2일 4, 32- 9statementavey poite%3DCounterex. 7 can't be written as sumof three int.

To prove that the statement is false, it is enough to give an example for which the statement is…

Cocenterexaumple. To shaw that of form Ux, PW) is F, find o counterexauple, that is, on examp. K for which Pc)' is F. Ex. Show that the statenent `every poitie a a statement ne need only intger con be written of three întegers" o F. Oo, '4, 2일 4, 32-9 sum of squares %3D Counterex. 7 can't be written as sm of three int.

Cocenterexaumple. To shaw that of form Ux, PW) is F, find o counterexauple, that is, on examp. K for which Pc)' is F. Ex. Show that the statenent `every poitie a a statement ne need only intger con be written of three întegers" o F. Oo, '4, 2일 4, 32-9 sum of squares %3D Counterex. 7 can't be written as sm of three int.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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