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Antwort 1.2:1

Aus Online Mathematik Brückenkurs 2

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(Ny sida: {| width="100%" cellspacing="10px" |a) |width="33%"| <math>\cos^2x-\sin^2x=\cos2x</math> |b) |width="33%"| <math>2x\ln x+ x</math> |c) |width="33%"| <math>\displaystyle\frac{x^2+2x-1}{(x+1)...)
K (Svar 1.2:1 moved to Answer 1.2:1: Robot: moved page)

Version vom 13:56, 16. Sep. 2008

a) cos2xsin2x=cos2x b) 2xlnx+x c) (x+1)2x2+2x1=12(x+1)2
d) xcosxx2sinx e) 1lnx1(lnx)2 f) sinxlnx+1sin2xxlnxcosx