October 2018 1 67 Report
Sederhanakan
1. 2 (5x2-xy+y2) -3 (2x2+xy-3y2)
maksudnya 5x pangkat 2
y pangkat 2
2x pangkat 2
3y pangkat 2
2. 2p3+5p2-7+3p3-6p2+9
2p pangkat 3
5p pangkat 2
3p pangkat 3
6p pangkat 2
3. 11x+7y+8x-9x+y+2x
4.(y3+y2+y-1) -3 (1-y-y2-y3)





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