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anonymous

  • 5 years ago

6a^3+11a^2+3a factor by grouping

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  1. amistre64
    • 5 years ago
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    not by grouping..... by brains!! use BRAINS!! 18 .... 9, 2 (a+9/6)(a+2/6) (a+3/2)(a+1/3) (2a +3)(3a +1) there we go....

  2. amistre64
    • 5 years ago
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    i got short brained.... didnt see the extra ^exponents :)

  3. amistre64
    • 5 years ago
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    make it.... a(2a+3)(3a+1)

  4. anonymous
    • 5 years ago
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    can u help me with this one to? 5b^2+19b-30

  5. amistre64
    • 5 years ago
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    sure... (5)(30) = 180 (b+/5)(b-/5) 180 ... 1,180; 2,90; 4,45; 3,60; 6,30; 12;15; 5,36; 10,18; 20,9 is it prime?

  6. anonymous
    • 5 years ago
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    no the answer was (5b-6)(b+6)

  7. anonymous
    • 5 years ago
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    @amistre, hehe I think you are getting a bit tired.. I saw you helped a lot of questions.. 5(30)=150

  8. amistre64
    • 5 years ago
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    LOL .... you might be right :)

  9. amistre64
    • 5 years ago
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    6*6 dont equal 30 bkc...

  10. amistre64
    • 5 years ago
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    you post it correctly?

  11. anonymous
    • 5 years ago
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    yeah i posted it right

  12. amistre64
    • 5 years ago
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    then your grouping is wrong; cause those last terms (6)(6) = 36...not 30

  13. anonymous
    • 5 years ago
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    (5b-6)(b+5)

  14. amistre64
    • 5 years ago
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    (b+6/5)(b-25/5) (5b +6)(b - 5) gotta be +19 apple :)

  15. amistre64
    • 5 years ago
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    apples right...im going to bed :)

  16. anonymous
    • 5 years ago
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    LOL you should... yours got -19B @bkclingan, the answer is (5b-6)(b+5)

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