Question
Use the definition of a derivative to compute $\frac{d}{d x} f(x)$ where $f(x)=-4 x+5$
Step 1
Step 1: Recall the definition of the derivative of a function \( f(x) \) at a point \( x \), which is given by the limit: \[ f'(x) = \lim_{h \to 0} \frac{f(x+h) - f(x)}{h} \] Show more…
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