expansion of (3x-1/3y)2

Asked by ndwivedi167 | 24th Aug, 2020, 03:46: PM

Expert Answer:

begin mathsize 16px style open parentheses fraction numerator 3 straight x space minus 1 over denominator 3 straight y end fraction close parentheses squared
equals open parentheses 3 straight x space minus space 1 close parentheses squared over open parentheses 3 straight y close parentheses squared
equals fraction numerator 9 straight x squared minus 6 straight x space plus 1 over denominator 9 straight y squared end fraction end style

Answered by Yasmeen Khan | 25th Aug, 2020, 12:31: PM