Monthly Archive: Tháng 6 2017

[latexpage] \[y=y_1+(x-x_1)\frac{y_2-y_1}{x_2-x_1}\] =FORECAST(NewX,OFFSET(KnownY,MATCH(NewX,KnownX,1)-1,0,2), OFFSET(KnownX,MATCH(NewX,KnownX,1)-1,0,2))