Saved Bookmarks
| 1. |
If x y z + xy + x z + y z + X + Y + Z is equal to 384 find the value of x + Y + Z |
|
Answer» Answer: 24 Step-by-step explanation: x y z+xy=2x2y z 2x 2Y z+xz=3x 2y 2z 3x 3y 3z+X=4x 3y 3z 4x 3y 3z+Y=4x 4Y 3z 4x 4y 3z +Z=4x 4y 4z 4x 4y 4z =384 x y z=348/4*4*4 =6 4x =4*6=24 4y =4*6=24 4z =4*6=24 |
|