Q. 34.5( 15 Votes )

For what va

Answer :

Given: and


To find: the value of x


Formula used:


If two vectors are perpendicular, their dot product is zero


Hence,



Therefore,





2 – 2x + 3 = 0


- 2x + 5 = 0


- 2x = –5



Hence, the value of x is


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