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itstito14

  • 6 months ago

Find the product. (2x – 3)(3x + 3)

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  1. myininaya
    • 6 months ago
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    |dw:1402530564245:dw|

  2. myininaya
    • 6 months ago
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    |dw:1402530581394:dw| multiply this as a first step

  3. myininaya
    • 6 months ago
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    2x(3x)=?

  4. itstito14
    • 6 months ago
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    6x^2

  5. myininaya
    • 6 months ago
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    good now as a second step we will do the outer part which is 2x(3)|dw:1402530668986:dw|

  6. itstito14
    • 6 months ago
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    6x

  7. myininaya
    • 6 months ago
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    great now lets move to the inner part which is -3(3x)|dw:1402530729561:dw|

  8. itstito14
    • 6 months ago
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    -9x

  9. myininaya
    • 6 months ago
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    awesome now the last part is to multiply -3(3) |dw:1402530787631:dw|

  10. itstito14
    • 6 months ago
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    -9

  11. myininaya
    • 6 months ago
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    now we will just add all the terms you just told me together which is 6x^2+6x-9x-9 And you would be done if you didn't have like terms but you do

  12. myininaya
    • 6 months ago
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    so combine the like terms

  13. myininaya
    • 6 months ago
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    you only have two terms that are like terms

  14. itstito14
    • 6 months ago
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    yes

  15. itstito14
    • 6 months ago
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    36x^2

  16. itstito14
    • 6 months ago
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    for the like terms

  17. myininaya
    • 6 months ago
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    oh no.. I was talking adding 6x and -9x

  18. itstito14
    • 6 months ago
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    6x^2-3x-9

  19. myininaya
    • 6 months ago
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    you have 6x^2+6x-9x-9 the only terms that are like terms are the two terms that have the same variable part which is the term 6x and the term -9x What do you get when you add 6x and -9x? 6x+(-9x) or you could say 6x-9x or you could say -(9-6)x what is 9-6?

  20. myininaya
    • 6 months ago
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    oh you got it

  21. myininaya
    • 6 months ago
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    gj

  22. itstito14
    • 6 months ago
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    k thank u

  23. itstito14
    • 6 months ago
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    yah

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