How does Leibniz notation work for second derivatives?

1 Answer
Wataru
Sep 7, 2014

The Leibniz notation for #y''# is #{d^2y}/{dx^2}#.

For example, if #y=sinx#, then
#{dy}/{dx}=d/{dx}(sinx)=cosx#
and
#{d^2y}/{dx^2}=d/dx(cosx)=-sinx#.

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