-# random methods shit
+---
+geometry: margin=2cm
+<!-- columns: 2 -->
+graphics: yes
+tables: yes
+author: Andrew Lorimer
+classoption: twocolumn
+header-includes: \pagenumbering{gobble}
+---
+
+# Exponential and Index Functions
## Index laws
Or change base:
$$\log_b c = {{\log_a c} \over {\log_a b}}$$
-If $a<1, \quad \log_{b} a < 0$ (flip inequality operator)
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+If $a<1, \quad \log_{b} a < 0$ (flip inequality operator)
+
+## Exponential functions
+
+$e^x$ - natural exponential function
+
+
+$$\lim_{h \rightarrow 0} {{e^h-1} \over h}=1$$
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