Question: A = - 2 hat ( ) + 5 hat ( ) - 5 hat ( k ) B = 1 2 hat ( )

A=-2hat()+5hat()-5hat(k)
B=12hat()-12hat()+20hat(k)
C=-hat()+3hat()
FIND THE DOT PRODUCT OF A.B:
A = - 2 hat ( ) + 5 hat ( ) - 5 hat ( k ) B = 1 2

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