If a:b:c =(yz):(zx):(xy), then the value of ax+by+cz will be - – McqOptions

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1.	If a:b:c =(yz):(zx):(xy), then the value of ax+by+cz will be -
A.	-2
B.	0
C.	12
D.	-3
Answer» C. 12

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