Final answer to the problem
Step-by-step Solution
Learn how to solve sum rule of differentiation problems step by step online. Find the derivative of 1-x. The derivative of a sum of two or more functions is the sum of the derivatives of each function. The derivative of a function multiplied by a constant is equal to the constant times the derivative of the function. The derivative of the linear function is equal to 1. The derivative of the linear function is equal to 1.