kathiilynna
kathiilynna
20-03-2020
Mathematics
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expanding bracketss!!
Respuesta :
Danboghiu66
Danboghiu66
20-03-2020
Answer:
10x²+28x+15
Step-by-step explanation:
(2x²+3)(4x+5)-8x(x²-2)=
8x³+12x+10x²+15-8x³+16x=
10x²+28x+15
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