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  1. ... to determine the maximum amount he can afford to lose without affecting the lifestyle he wishes to maintain...the different portfolios which have a potential loss of equal to, or below that amount, and choose the one portfolio with the...

    分類:社會及文化 > 語言 2010年04月26日

  2. ...146.75 into a binary number Since it can only convert in number without decimal place, 146.75_10 = 147_10(round off to the nearest integer) =10010010_2 2. 1 nanometre is equal to one-billionth metre.The diameter of a piece of hair ...

    分類:科學及數學 > 數學 2010年02月02日

  3. P( takes at least 3 draws) =P(takes more than or equal to 3 draws) =P(1- 1 draw -2 draws) =1- 4/7 -(3/7)*(4/6) =1-4/7 -2/7 =1/7 //

    分類:科學及數學 > 數學 2012年12月19日

  4. 1) 16-level signalling is equal to 4 bits per sample, hence the sampling rate is: 5/4 = 1.25...

  5. ...31 21:30:11 補充: 我試下用eng啦they have 5 people3boys and 2girlswhen peter calculate without heit will be 2 boys and 2 girlswhen Lily calculate without sheit will be...

    分類:科學及數學 > 數學 2007年08月02日

  6. 1)15%P 2)0.15P ≧(P-108000-35000*3)*17%+700+2450+4200 Answer:P≧$1443000

  7. 9(1/h)=99 99^h = 9 -(1) 11(1/k) = 99 99^k = 11 -(2) (1)+(2): 99^(h+k) = 99 h+k = 1 2008-08-19 13:10:50 補充: a^m*a^n = a^(m+n)

    分類:科學及數學 > 數學 2008年08月19日

  8. ...08:36 補充: And I think(only think) that if you are in vaccum without any protection, your body will exploded because so much pressure is...

  9. ...1/x) =1nx+1 if lnx+1=0 lnx=-1 x=1/e differentiate lnx+1 once more, it is equal to 1/x when x=1/e, it is equal to e >0 therefore there is a local...

    分類:科學及數學 > 數學 2008年04月25日

  10. cos^2x [1+cos^2x+cos^3x+cos^4x+......cos^7x] = 0 ∴cos^2x=0 or [1+cos^2x+cos^3x+......+cos^7x]=0 consider the range of cosx, which lies in the range of -1 and 1 ∴-1<cosx<1 ∴cos^2x, cos^4x, cos^6x must be larger than 0 There is only chance that cos^3x, cos^5x, cos...

    分類:科學及數學 > 數學 2008年08月26日