buyur arkadaşım...

#include <stdio.h>   
#include <conio.h>  

int main()       
{ 

    int a[3][2],b[2][3],c[3][3] = { 0 },i,j,k;  

    printf ("Birinci Matris: \n");      

    for (i = 0; i < 3; i++) {          
    for (j = 0; j < 2; j++) {          

        printf (" [%d,%d]: ",i+1,j+1);       
        scanf ("%d", &a[i][j]);              
    } 
    } 

    printf ("Ikinci Matris: \n");        

    for (j = 0; j < 2; j++) {           
    for (k = 0; k < 3; k++) {           

        printf (" [%d,%d]: ",j+1,k+1);       
        scanf ("%d", &b[j][k]);              
    } 
    } 

    for (i = 0; i < 3; i++) {           
    for (j = 0; j < 3; j++) {           
    for (k = 0; k < 2; k++)             

        c[i][j] += a[i][k] * b[k][j];           
    } 
        printf("\n"); 
    } 

    printf ("Sonuc:\n");           

    for (i = 0; i < 3; i++) {     
    for (k = 0; k < 3; k++)       

        printf ("%d    ",c[i][k]);       
        printf ("\n");                 
    } 
     
    getch();                       
    return 0;                      
}