sqrt(x)=1/2sqrt(x) tan(x)=1+tan2(x)=1/cos2(X) arccos(x)= -1/sqrt(1-x2) arcsin(x)= 1/sqrt(1-x2) arctan(x) = 1/1+x2 sh(x)=ch(x) ch(x)=sh(x) th(x)=1-th2(x)=1/ch2(x) sqrt(u)=u'/2sqrt(u) (f-1)=1/f'of-1 gof =f'og'of int : tan x = lncosx
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sqrt(x)=1/2sqrt(x) tan(x)=1+tan2(x)=1/cos2(X) arccos(x)= -1/sqrt(1-x2) arcsin(x)= 1/sqrt(1-x2) arctan(x) = 1/1+x2 sh(x)=ch(x) ch(x)=sh(x) th(x)=1-th2(x)=1/ch2(x) sqrt(u)=u'/2sqrt(u) (f-1)=1/f'of-1 gof =f'og'of int : tan x = lncosx