1 and 1/2 is the right one
The last one because it can be traced like Jerome gets these cards from this place but others from a different place
50 in^2 i think maybe idfk
It follows from the definition of the derivative and basic properties of arithmetic. Let <em>f(x)</em> and <em>g(x)</em> be functions. Their derivatives, if the following limits exist, are

The derivative of <em>f(x)</em> + <em>g(x)</em> is then
