parent functions you should know for AP calculus

y= lxl

y= lxl / x

y=√r² - x²

y=lnx

y= e^x or y=a^x for a>1

y=e^-x

y=1/x^p ; p odd

y=1/x^p ; p even

y=sinx

y=cosx

y=tanx

y=tan^-1 or y=arctanx