why (-ve) multiplyed by (-ve) = (+ve) prove it..
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Answered by
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To prove: (-)×(-)=(+)
LHS=(-)×(-)
=(+)
RHS=(+)
=(+)
so,LHS=RHS
hence it is proved.
LHS=(-)×(-)
=(+)
RHS=(+)
=(+)
so,LHS=RHS
hence it is proved.
shreyas61:
I do not understand
have read that -×-=+
my method is by LHS and RHS
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