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Mathematics 12 Online
OpenStudy (anonymous):

Why is 1 called Multiplicative Identity? Explain the place of 1 and solve (-2x-3)-(x-7)

OpenStudy (amistre64):

It didnt post me reply :( Try again... An Identity is like looking in the mirror; you get a reflection or image of yourself. The additive identity is "0": number + 0 = same number The multiplicative identity is "1": number times 1 = same number Does this make sense?

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