Ответ:
1) -8р×(р³-3pq+2q)= -8p×p³-8p×(-3pq)-8p×2q= -8p⁴+24p²q-16pq
2) (-0,9x² +1,8xy-1/4xy³•(-⅔x³у))= -0,9x²+1,8xy+1/xy³×1/3x³y= -0,9x²+1,8xy+1/6x⁴y⁴
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Answers & Comments
Ответ:
1) -8р×(р³-3pq+2q)= -8p×p³-8p×(-3pq)-8p×2q= -8p⁴+24p²q-16pq
2) (-0,9x² +1,8xy-1/4xy³•(-⅔x³у))= -0,9x²+1,8xy+1/xy³×1/3x³y= -0,9x²+1,8xy+1/6x⁴y⁴