Understand Problem: We are asked to find the derivative of the function x−4 with respect to x. To do this, we will use the power rule for differentiation, which states that the derivative of xn with respect to x is n∗x(n−1).
Apply Power Rule: Applying the power rule to x−4, we differentiate as follows: (dxd)(x−4)=−4⋅x−4−1. We subtract 1 from the exponent of x.
Simplify Expression: Simplify the expression: −4×x(−4−1)=−4×x−5.
Final Derivative: The final simplified form of the derivative is −4x−5. This is the answer to the problem.
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