Processing Math: Done
To print higher-resolution math symbols, click the
Hi-Res Fonts for Printing button on the jsMath control panel.
|
jsMath
Solution 2.1:1f
From Förberedande kurs i matematik 1
The squaring rule (a+b)2=a2+2ab+b2 with a=5 and b=4y gives
| (5+4y)2=52+2 5 4y+(4y)2=25+10 4y+42y2=25+40y+16y2=16y2+40y+25. |
|