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posted by on .

The lcm for...
Answer 9t^2 or (3t+1)(-3t+1)
I'm not sure which answer I have is right, could you help me please.

  • Math - ,

    I think the middle one is a typo
    You mean (1 - 9t^2)
    which is in fact (1-3t)(1+3t)
    so indeed the least common multiple is
    (1-9 t^2) or (1-3t)(1+3t)

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