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tej18

  • 2 years ago

[9.05] Part 1: Create your own quadratic equation that cannot be solved by factoring, but can be solved using the quadratic formula. Identify the values of a, b, and c, and find the solutions using the quadratic formula. Show all work to receive credit. Part 2: Using complete sentences, explain how you know that the equation from Part 1 cannot be solved by factoring, but can be solved by using the quadratic formula.

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  1. tej18
    • 2 years ago
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    i need help i am confused :(

  2. cwrw238
    • 2 years ago
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    x^2 - x - 7 = 0 a = 1, b = -1 and c = -7 subvstitute these values in the formula x =[ -b + sqrt(b^2 - 4ac) ] / 2a and x =[ -b - sqrt(b^2 - 4ac) ] / 2a to find the solutions

  3. cwrw238
    • 2 years ago
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    can you do that?

  4. tej18
    • 2 years ago
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    can i just have the answer cause my cousin is doing an online course and she needs help

  5. tej18
    • 2 years ago
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    @cwrw238

  6. mathgirl2012
    • one year ago
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    @cwrw238

  7. mathgirl2012
    • one year ago
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    i took your advice and it helped me so much

  8. mathgirl2012
    • one year ago
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    i got 3.195 and -2.195 are those right

  9. mathgirl2012
    • one year ago
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    is it

  10. cwrw238
    • one year ago
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    yes wd

  11. mathgirl2012
    • one year ago
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    thank you so much you helped me immensely. can i ask your help for more questions in a couple of minutes.

  12. cwrw238
    • one year ago
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    i have to do some chores for a while but i'll be able to help in about 10 minutes

  13. mathgirl2012
    • one year ago
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    ok thx so much you helped me get 100 percent

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