9. If a b = bc prove that (a+b+c) (a-b+c) = ( a ² +b ² +c ² ) – InterviewSolution

1.	9. If a b = bc prove that (a+b+c) (a-b+c) = ( a ² +b ² +c ² )
Answer» HI GUYS .PLESE MARK ME AS BRAINLISTStep-by-step EXPLANATION:if ab= bc then (a+b+c ) will be EQUAL to a2+b2+C2 correctHOPE IT HELPED U BRO

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