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Find two factors of 28 with a sum of 11.


Find the prime factorization of 330?



Find the greatest common factor for each of the following groups of numbers. 36, 72, and 144

  • math -

    Scooby -- surely you can figure out the first answer.

    Give it a try!

  • math am i correct -

    Find two factors of 28 with a sum of 11.
    is it 1,2?

    Find the prime factorization of 330?
    is it 3, 110?

  • math -

    Scooby, for #1, do 1 and 2 add to 11 as the problem states?
    For #2, isn't 110 divisible by something, say 2?

  • math -

    i don't understand how to do these sorry


    so would the answer for #1 be 5 and 6 or 7 and 4?

  • math -

    Well, lets see. We want two factors of 28 that add to 11. Your answer of 7 and 4 gives 28 if multiplied and 11 if added. 6 and 5 gives 11 if added but not 28 if multiplied. So....

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