The quality of coal is analysed from two readings, the bulk density reading and the gamma radiation reading.
Coal consists of carbon, shale and water.
Every student was exactly in one club. Every year the percentage of students in clubs remains the same . Find the percentages of students in each club. Yes, for example let A be 3 by 5 matrix and B be 5 by 3 matrix. A force F of magnitude 50 N pulls in the direction of 60 degrees at the origin in the x - y plane.