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Fill in the blank:ddx[cotx]=\frac{d}{dx}\left[\cot x\right]=dxd[cotx]=
x
-x
Fill in the blank:ddx[ex]=\frac{d}{dx}\left[e^x\right]=dxd[ex]=
−ex-e^x−ex
exlnlnae^x\ln\ln aexlnlna
exe^xex
Fill in the blank:ddx[tanhx]=\frac{d}{dx}\left[\tanh x\right]=dxd[tanhx]=
hx
-hx
3hx
Fill in the blank:ddx[ax]=\frac{d}{dx}\left[a^x\right]=dxd[ax]=
−ax-a^x−ax
axlnlnaa^x\ln\ln aaxlnlna
axa^xax
Fill in the blank:ddx[cosx]=\frac{d}{dx}\left[\cos x\right]=dxd[cosx]=
tanx
-sinx
sinx
Fill in the blank:
ddx[sec(x)]=\frac{d}{dx}\left[\sec\left(x\right)\right]=dxd[sec(x)]=
secxtanx\sec x\tan xsecxtanx
tanx\tan xtanx
−sectanx-\sec\tan x−sectanx
Fill in the blank:ddx[lnx]=\frac{d}{dx}\left[\ln x\right]=dxd[lnx]=
1x\frac{1}{x}x1
1x2\frac{1}{x^2}x21
x2x^2x2
Fill in the blank:ddx[x]=\frac{d}{dx}\left[x\right]=dxd[x]=
11+x2\frac{1}{1+x^2}1+x21
11−x2\frac{1}{1-x^2}1−x21
1+x1+x1+x
Fill in the blank:ddx[sinhx]=\frac{d}{dx}\left[\sinh x\right]=dxd[sinhx]=
−coshx-\cosh x−coshx
nxnxnx
coshx\cosh xcoshx
Fill in the blank:ddx[x4]=\frac{d}{dx}\left[x^4\right]=dxd[x4]=
4x34x^34x3
It is done.