Processing Math: Done
To print higher-resolution math symbols, click the
Hi-Res Fonts for Printing button on the jsMath control panel.
No jsMath TeX fonts found -- using image fonts instead.
These may be slow and might not print well.
Use the jsMath control panel to get additional information.
jsMath Control PanelHide this Message

jsMath

Lösung 1.2:1a

Aus Online Mathematik Brückenkurs 2

Wechseln zu: Navigation, Suche

Because the expression is a product of two factors, we use the product rule,

(sinxcosx)=(cosx)sinx+cosx(sinx)=−sinxsinx+cosxcosx=−sin2x+cos2x.

Using the formula for double angles, the answer can be simplified to cos2x.

Von „http://wiki.math.se/wikis/2009/bridgecourse2-TU-Berlin/index.php/L%C3%B6sung_1.2:1a“