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2 (1+2cos x-2 In 2)x3-=(x+2sin x-2)x 3 (7) (x+cos x) sIn x (8)/(r)=(xsinx-2Inx)(Vx+1)-(xsinx-2Inx)(x+1y x 2( sinx+x2cosx-2)(√x+1)-√x( siNx-2lnx) 2x(√x+1) (9)f(x) (x'+cot x),'Inx-(x'+cot x) (In x)" In c x)xInx-x'-cot x xIn- x (10)f(x)=(1+ xsinx- Cos x (2 cos x)(xsin x-cos x)-2 cos x(xsin x-cos x) 2(x+sin x cos x) (11) f(x)=(e+log, xy'arcsinx+(e+logs x)(arcsin x) (12)f'(x)=(cscx-3Inx)'x'shx+(cscx-3Inx(x'shx 3In x)x(shx) -(cot xcscx +-)xshx+(csc x-3In x)(2x)shx+(cscx-3Inx)xchx 3x)shx +x(csc x-3 In x)(2shx xchx) (13)f(x) (+sec x(x-cscx)-(x+ sec x)(x-csc x) (1+ tan x sec x)(x-csc x)-(x+ sec x (1+ cot xcsc x)3 5 3 2 ( 2sin 2 ) 3 2 (1 2cos 2 ln 2) − − = + x − x − x + x − x x x 。 (7) 2 2 ( cos ) sin 1 ( cos ) ( cos )' '( ) x x x x x x x f x + − = + + = − 。 (8) 2 ( 1) ( sin 2ln )'( 1) ( sin 2ln )( 1)' '( ) + − + − − + = x x x x x x x x x f x 2 2 2 ( 1) 2( sin cos 2)( 1) ( sin 2ln ) + + − + − − = x x x x x x x x x x x 。 (9) 3 3 2 ( cot )'ln ( cot )(ln ) '( ) ln x x x x x x ' f x x + − + = 2 2 3 2 (3 csc ) ln cot ln x x x x x x x x − − − = 。 (10) )' sin cos 2cos '( ) (1 x x x x f x − = + 2 ( sin cos ) (2cos )'( sin cos ) 2cos ( sin cos )' x x x x x x x x x x x − − − − = 2 ( sin cos ) 2( sin cos ) x x x x x x − − + = 。 (11) '( ) ( log )'arcsin ( log )(arcsin )' 3 3 f x e x x e x x x x = + + + 2 1 1 ) ln3 ln ) arcsin ( ln3 1 ( x x x e x ex x − = + + + 。 (12) 2 2 f '(x x ) = − (csc 3ln x)' x shx + (csc x − 3ln x)(x )'shx 2 + − (csc x 3ln x x) (shx)' x x x x x x x x x x x x x ) sh (csc 3ln )(2 )sh (csc 3ln ) ch 3 (cot csc 2 2 = − + + − + − ( cot csc 3 )sh (csc 3ln )(2sh ch ) 2 = − x x x + x x + x x − x x + x x 。 (13) 2 ( csc ) ( sec )'( csc ) ( sec )( csc )' '( ) x x x x x x x x x x f x − + − − + − = 2 ( csc ) (1 tan sec )( csc ) ( sec )(1 cot csc ) x x x x x x x x x x − + − − + + = 。 66
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