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## Main Question or Discussion Point

is it possible to integrate (secx)^3 with eulers formula

could we use that cosx = (e^(ix) + e^(-ix)) /(2)

then take it to the -3 power and multiply it out and try to integrate sec(x)^3 this way.

this is not a homework ?

could we use that cosx = (e^(ix) + e^(-ix)) /(2)

then take it to the -3 power and multiply it out and try to integrate sec(x)^3 this way.

this is not a homework ?