The coefficient of minus 5x times the square of 6y is? The coefficient of minus nine (the cube of a times b) is?

The coefficient of minus 5x times the square of 6y is? The coefficient of minus nine (the cube of a times b) is?

The coefficient of minus 5x times the square of 6y is 5 * 6 = 30
The coefficient of minus nine (cube of a times b) is - 1 / 9