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Recent content by sprytex

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    ATAR Estimate

    English Standard: 3/75 Mathematics 2U: 4/17 Physics: 2/10 Modern History: 2/11 Industrial Technology (Multimedia): 1/33 SOR I: 12/66 School Rank: 150-200 Will this get me at least 91?
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    Michelson Morley question.

    This is seriously one of the things I'm just not really understanding. 1. People suggest that there was no change in interference patterns - so was there an interference pattern to begin with? 2. I thought interference patterns only occurred when waves became out of phase. There was no...
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    I need help with these physics questions!

    Yeah I thought so, since g changes with height. Which equation did you use?
  4. S

    I need help with these physics questions!

    I just used Work = Fs = mgh not sure if it's the right thing to use though...
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    I need help with these physics questions!

    How'd you get that? I got 1.57*10^11 J.
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    99.95 ATAR | Selling CHEM (95) + PHYS (95) Notes

    Hey, I'm interested in the Physics notes. Email: sprytex@gmail.com Thanks :D
  7. S

    Second derivative question

    Thank you. I see what I was doing wrong now...haha.
  8. S

    Second derivative question

    Thank you :)
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    Second derivative question

    Yeah, it is lol. Also, I get f''(1) = 184, not 196 like the textbook says. (with the ^7, not ^2)
  10. S

    Second derivative question

    f''(1) = 196 was in the back of the textbook.. edit: wow i meant ^7, not ^2. sorry
  11. S

    Second derivative question

    Find f''(1) if f(t) = t(2t - 1)^7 Can anyone help with this? Answer: f''(1) = 196. Thanks :D
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