There is no difference. The statements are equally false.
To find the difference between two numbers, subtract them.
NULL is for pointers, 0, for numbers
Difference between Torque and load
The second would suggest that x equals the string "=3".
There is no way to know unless you had an equation that gives the relationship between x and y. For example, if y=2x, then when x equals 99 or x equals 100, then the value of y has a difference of 2.
There is no difference; it is a matter of choice and convention as to what letter is used.
an equation has an equals sign.
The difference between 1005g and 1.2kg is that 1.2kg is equivalent to 1200g. To find the difference, you would subtract 1005g from 1200g, which equals 195g. Therefore, the difference between 1005g and 1.2kg is 195g.
what is a slope
The difference between the two is 179, since -45 + 45 equals 0 and added on to 134 gives you a total of 179.
No one knows except for alien's. :)