12 Strong: The Declassified True Story of the Horse Soldiers

12 Strong: The Declassified True Story of the Horse Soldiers

bila a=3ײ-2x³-x+5,dan b=5x³+4x³+3×-2,maka 3a-2b=.......
a.x³+14x²+9×+19
b.x³-14x²-9×+19
c.-x³+14x²+9×+19
d.-x³-14x³-9×+19

tolong dibantu ya kak:)))​

bila a=3ײ-2x³-x+5,dan b=5x³+4x³+3×-2,maka 3a-2b=.......
a.x³+14x²+9×+19
b.x³-14x²-9×+19
c.-x³+14x²+9×+19
d.-x³-14x³-9×+19

tolong dibantu ya kak:)))​

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D yak

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