72÷3360×114
50x * (30x + 17/12) = 30
An oil company estimates that only 1 oil well in 24 will yield commercial quantities of oil. Assume that successful drilled wells ...
191 x 326
1.25(x -y) = 2
-2x + y = -4
7.92*10^-2/(4*10^-3)^2
find 30th terms of an= 5n-2
1.25(x-y) = 1
-2x + y = 0.5
// Define matrix A and vector B
A = [12 23 -34; 28 -12 34; 23 23 21];
B = [23; -54; -23];
// Calculate the inverse of A
A_in...
6:5
