Hp 39g Graphing Calculator Manuale Utente Scaricare il pdf (Pagina 179)

To display a

matrix

To display one

element

To create a matrix

in HOME

In the Matrix catalog (j SHiFT|MAr/;/x), highlight the

matrix name and press [MH,

In HOME, enter the name of the matrix variable and

press I ENTER I.

In HOME, enter matrLxname(row,column). For example, if

M2 is [[3,4],[5,6]], then M2(l,2) |enter] returns 4.

Enter the matrix in the edit line. Start and end the matrix

and each row with square brackets (the shifted [|] and

[jO keys).

Separate each element and each row with a comma.

Example: [[1,2],[3,4]].

3. Press IENTE^ to enter and display the matrix.

The left screen below shows the matrix [[2.5,729],[16,2]]

being stored into M5. The screen on the right shows the vector

[66,33,11] being stored into M6. Note that you can enter an

expression (like 5/2) for an element of the matrix, and it will

be evaluated.

, H33;, FUNCTION

iM'-'"- FUNCTION

[[5/2,S-'ei, [16,233frM5

[66,33, 11 3^t16

[[2.5,7293,[16,233

[66,33,113

To store one in home, enter:

element value Bffl3 matrlxname{row,column)

For example, to change the element in the first row and second

column of M5 to 728, then display the resulting matrix:

728 M

I ALPHA|M5|T|l|7|2r)1

lENTERlfAlPHAlMS

ENTER

i0a3»,4^', FUNCTIONS

728^M5a,2>

728

[[2.5,7283,[16,233

An attempt to store an element to a row or column beyond the

size of the matrix results in an error message.

Matrices

12-5

1 2 ... 174 175 176 177 178 179 180 181 182 183 184 ... 291 292

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Hp 39g Graphing Calculator Manuale Utente Pagina 179

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