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anonymous

  • 5 years ago

y=-2x^2+3-5 i have to find the axis of symmetry the coordinates of the vertex and tell whether the vertex is a maximum or a minimum

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  1. anonymous
    • 5 years ago
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    Do you remember how to complete the square?

  2. anonymous
    • 5 years ago
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    what do u mean

  3. anonymous
    • 5 years ago
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    Have you learned how to use the quadratic formula?

  4. anonymous
    • 5 years ago
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    i don't remember will u show me the formula?

  5. anonymous
    • 5 years ago
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    First you factor out your leading coefficient on the squared term from all your x terms. \[y=-2x^2 + 3x -5\] \[=-2(x^2 + (-3/2)x) -5\] With me so far?

  6. anonymous
    • 5 years ago
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    hey i think i got it thanks sooo much i used what u did the first problem and it came out right

  7. anonymous
    • 5 years ago
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    Ok.

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spraguer (Moderator)
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