• Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

Information Technology Development Cycle Diary

Extracts from this document...


The Diary 19/02/2002 Today I set up the input, process and invoice screen according to the hand drawn plan and the functions and calculations according to "The Workbook" section. ...read more.


However this formula would not work and error messages came up. After looking at Microsoft help I realised my mistake. After the "Otherwise" comma in the formula another if function has to be used. ...read more.


To do this I added an IF function in front of the formulas in the cells. So the formulas changed (see next page). This meant if only one room was ordered the second row of the invoice table would be blank. ...read more.

The above preview is unformatted text

This student written piece of work is one of many that can be found in our AS and A Level Core & Pure Mathematics section.

Found what you're looking for?

  • Start learning 29% faster today
  • 150,000+ documents available
  • Just £6.99 a month

Not the one? Search for your essay title...
  • Join over 1.2 million students every month
  • Accelerate your learning by 29%
  • Unlimited access from just £6.99 per month

See related essaysSee related essays

Related AS and A Level Core & Pure Mathematics essays

  1. Marked by a teacher

    The Gradient Function

    5 star(s)

    3x4 gradient 1 1 3 12 2 16 48 96 3 81 243 324 4 256 768 768 It is fairly obvious here, after looking through past x^4 results, where "a" is variable, that the gradient function here is equal to 12x�.

  2. Marked by a teacher

    Estimate a consumption function for the UK economy explaining the economic theory and statistical ...

    3 star(s)

    The Figure9 (a) and (b) give the same evidence to prove that this is the most fitted equation. There is no pattern in this graph. That is they are no serial correlation. In conclusion, consumption plays an important role in economy, as it is the largest element of demand in the economy.

  1. The open box problem

    get 1 equation, which I will then solve to find the volume. So I know that V=x(L-2x)^2 from the previous method, but just to be sure it is right, I will test it out using numbers instead of the symbols.

  2. Math Portfolio Type II - Applications of Sinusoidal Functions

    Using a GDC or graphing software, graph the functions T(n) and M(n). Choose an appropriate scale, and sketch the graph of each function on a single grid. All the values of the number of hours of daylight, both Miami and Toronto, are listed into Microsoft Excel.

  • Over 160,000 pieces
    of student written work
  • Annotated by
    experienced teachers
  • Ideas and feedback to
    improve your own work