For f(x)=x², the derivative is 2x, so the slope at x=3 is six.
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A derivative measures the limiting rate at which a function changes near an input value. Experiment with a small example and see each step update.
For f(x)=x², the derivative is 2x, so the slope at x=3 is six.
Read the related guide · · Bookmark this unique URL with Ctrl/Cmd+D.