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Please How Do One Multiply 3x3 And 3x4 Matrices? - Education - Nairaland

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Please How Do One Multiply 3x3 And 3x4 Matrices? by Rapzino: 11:35pm On Nov 09, 2014
I really need help on this.
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by economia: 11:57pm On Nov 09, 2014
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Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by Skillfullulu(m): 12:06am On Nov 10, 2014
Bring a board and come along with writing materials.
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by tosyne2much(m): 12:45am On Nov 10, 2014
OP, na your face be dis ? Where you run go all dis while ?
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by Franchise21(m): 2:29am On Nov 10, 2014
Rapzino:
I really need help on this.
In a 3x3 matrix, u multiply d column of d first matrix by d row of d 2nd matrix. It's pretty long, easy n u shd b patient to avoid mistakes
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by Nobody: 6:22am On Nov 10, 2014
Rapzino:
I really need help on this.

Multiply and add like this

a11 a12 a13
a21 a22 a23
a31 a32 a33

[size=32pt]x[/size]

b11 b12 b13 b14
b21 b22 b23 b24 =
b31 b32 b33 b34

First row and first column of Matrix A and B

C11 = a11xb11 + a12xb21 + a13xb31

Your Marix turns out like this

c11 c12 c13 c14
c21 c22 c23 c24
c31 c32 c33 c34

Note: you cannot multiply both matrix the other way round say 3 x 4 times 3 x 3, this is because their orientation does not permit that.

I hope this helps rapzino
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by Rapzino: 12:49pm On Nov 10, 2014
Three7Ty9:


Multiply and add like this

a11 a12 a13
a21 a22 a23
a31 a32 a33

[size=32pt]x[/size]

b11 b12 b13 b14
b21 b22 b23 b24 =
b31 b32 b33 b34

First row and first column of Matrix A and B

C11 = a11xb11 + a12xb21 + a13xb31

Your Marix turns out like this

c11 c12 c13 c14
c21 c22 c23 c24
c31 c32 c33 c34

Note: you cannot multiply both matrix the other way round say 3 x 4 times 3 x 3, this is because their orientation does not permit that.

I hope this helps rapzino
thanks bro
Re: Please How Do One Multiply 3x3 And 3x4 Matrices? by Rapzino: 12:50pm On Nov 10, 2014
Franchise21:
In a 3x3 matrix, u multiply d column of d first matrix by d row of d 2nd matrix. It's pretty long, easy n u shd b patient to avoid mistakes
thanks

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