Jawabanmu

Jawaban paling cerdas!
2014-08-19T19:04:32+07:00
A. (x² + 2xy + y²) + (x² - 8x + 16) = 2x² + 2xy - 8x + y² +16
b. (1/4x² + 2x + 4) + (1/4x² -2x + 4) = 1/2x² + 8
2 5 2