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  1. anonymous
    • one year ago
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    @Hero can you help?

  2. anonymous
    • one year ago
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    @ganeshie8 ?

  3. freckles
    • one year ago
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    look at the graph what is r when theta is pi/2?

  4. anonymous
    • one year ago
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    0

  5. freckles
    • one year ago
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    which one of the equations gives you r is 0 when theta is pi/2?

  6. freckles
    • one year ago
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    recall sin(pi/2)=1 so I'm asking which is true: 0=2-2 0=3-2 0=2+2 0=1-3

  7. anonymous
    • one year ago
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    the first one

  8. freckles
    • one year ago
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    yep

  9. freckles
    • one year ago
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    so now you know the answer

  10. anonymous
    • one year ago
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    thank you :)

  11. freckles
    • one year ago
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    np

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spraguer (Moderator)
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is replying to Can someone tell me what button the professor is hitting...

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