### What are the factors of X2 15x 54?

Factoring: ax**2 + bx + c Step 1: Multiply coefficients of first and third terms a∗c 1*54 Step 2: Factor product of coefficient of first and third term (a*c), choose 2 factors whose sum is the coefficient of the second term (b) a∗c=d∗e d+e=b 54=2*3*3*3 54=2*27 54=6*9 54=18*3 9+6=15 Step 3: Rewrite equation ax**2 + dx + ex + c x**2+ 9x+6x+54 Step 4: Factor sets of terms (first and second, third and fourth) gx(hx…

### Write a program in C to add two matrices using functions?

#include<stdio.h> int main() { const int M=3, N=3; int c[M][N], d[M][N],e[M][N]; int i,j; printf("nEnter the elements of martices c and d row-wise"); printf("nIn the format c[i][j], d[i][j]...n"); for(i=0; i<M; i++) for(j=0; i<N; j++) scanf("%d,%d",&c[i][j],&[i][j]); printf("nThe matrix c as entered is ... n"); print_matrix (c); printf("nThe matrix d as entered is...n"); print_matrix(d); for(i=o;i<M;i++) for(j=0;j<N;j++) e[i][j] = c[i][j] + d[i][j]; printf("nThe matrix e as a sum of c and d is ... n"); print_matrix(e); return 0; }…

### Write a program for addition of to array in c program?

#include<stdio.h> #include<conio.h> void main() { int a[10][10],b[10][10],c[10][10],i,j.r,c; printf("\nNo. of Rows?"); scanf("%d",&r); printf("\nNo. of Cols?"); scanf("%d",&c); printf("\nEnter elements for 1st array:"); for(i=0;i<r;i++) for(j=0;j<c;j++) scanf("%d",&a[i][j]); printf("\nEnter elements for 2nd array:"); for(i=0;i<r;i++) for(j=0;j<c;j++) scanf("%d",&b[i][j]); for(i=0;i<r;i++) for(j=0;j<c;j++) c[i][j]=a[i][j]+b[i][j]; printf("\nDisplaying the result:\n"); for(i=0;i<r;i++) { for(j=0;j<c;j++) printf("%d",c[i][j]); } getch(); } If the ans helps you,plz increase the trust point.