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aussy123

  • 2 years ago

Can someone help me solve this. ----> 2 - 7i

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  1. uri
    • 2 years ago
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    how do u want to solve it?

  2. uri
    • 2 years ago
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    into polar form?

  3. aussy123
    • 2 years ago
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    yes,sorry, for some reason you comments wasnt showing up.

  4. uri
    • 2 years ago
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    ok so |z| = (2)^2+(7)^2

  5. uri
    • 2 years ago
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    you find the radius first.

  6. uri
    • 2 years ago
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    then you calculuate the arguement

  7. uri
    • 2 years ago
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    theta = y/x => tan^(-1)(7/2)

  8. uri
    • 2 years ago
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    so polar form is \[ z= r(cos\theta + isin\theta\]

  9. uri
    • 2 years ago
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    Do you understand..?

  10. aussy123
    • 2 years ago
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    A little , Ill try to solve

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spraguer (Moderator)
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