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education/math/MATH1210 (calc 1)/Derivatives.md

@@ -114,5 +114,7 @@ for all $a > 0$
 > Differentiate $f(x) = 4\sqrt[3]{x} - \dfrac{1}{x^6}$ 
 
 1. $f(x) = 4\sqrt[3]{x} = \dfrac{1}{x^6}$
-2. $= 4x^\frac{1}{3} - x^{-6}$ 
-3. $f'(x) $\dfrac{1}{3} * 4x^{-\frac{2}{3}} -4 * x^-10$ 
+2. $= 4x^\frac{1}{3} - x^{-6}$  
+3. $f'(x) = \dfrac{1}{3} * 4x^{-\frac{2}{3}} -(-6)(x^{-6-1})$ 
+4. $= 4x^{-2-\frac{2}{3}} + 6x^{-7}$
+5. $= \dfrac{4}{3\sqrt[3]{x^2}} + \dfrac{6}{x^7}$