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anonymous

  • one year ago

Please Help Got these questions wrong there driving me crazy ! MEDAL AND FAN !

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  1. anonymous
    • one year ago
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    #1 Use the following quadratic equation: 3x2 – 8x = 48 To complete the square, you would add what number to both sides of the equation? Select one: a. 4 Incorrect b. 16 c.62/36 d. 64/36

  2. anonymous
    • one year ago
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    #2 Use the following quadratic equation: 3x2 – 8x = 48 The coordinates to the vertex would be: Select one: a. eq_3231a2.gif Incorrect b. equation c. equation d. None of the above

  3. anonymous
    • one year ago
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    #3 Use the following quadratic equation: 3x2 – 8x = 48 The value(s) of x would be: Select one: a. 2 or –2 b. 4 or –4 c. Incorrect d. |dw:1437706601242:dw|

  4. anonymous
    • one year ago
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    #4 Use the following quadratic equation: 3x2 – 8x = 48 The graph of the parabola would: Select one: a. Open downward as the middle coefficient is positive. b. Open downward as the middle coefficient is negative. Incorrect c. Open upward because the leading coefficient is negative. d. Open upward because the leading coefficient is positive.

  5. anonymous
    • one year ago
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    #5 Use the quadratic equation: x2 + 6x – 16 = 0 To complete the square, you would add what number to both sides of the equation? Select one: a. 16 b. –16 Incorrect c. 25 d. 9

  6. anonymous
    • one year ago
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    #6 Use the quadratic equation: x2 + 6x – 16 = 0 After completing the square, the quadratic equation would look like: Select one: a. (x – 3)2 = 25 b. (x – 3)2 = –25 Incorrect c. (x + 3)2 = 25 d. (x + 3)2 = 5

  7. anonymous
    • one year ago
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    #7 Use the quadratic equation: x2 + 6x – 16 = 0 The axis of symmetry would be: Select one: a. 3 b. –3 c. 6 d. No axis of symmetry as the parabola is not symmetrical. Incorrect

  8. anonymous
    • one year ago
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    |dw:1437707370806:dw|

  9. anonymous
    • one year ago
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    @LynFran

  10. campbell_st
    • one year ago
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    for the 1st equation divide every term by 3 \[x^2 - \frac{8}{3} x = 16\] now halve the term in x so what is half of -8/3 ? then square the answer and add it to both sides

  11. anonymous
    • one year ago
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    how do i add it to both sides?

  12. campbell_st
    • one year ago
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    its exactly what it says 2x = 5 add 4 to both sides 2x + 4 = 5 + 4 or 2x + 4 = 9 same process

  13. anonymous
    • one year ago
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    and i have to solve that ? im so sorry but im really bad at math lol

  14. Mrhoola
    • one year ago
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    He wants you to divide (8/3) by 2

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