debbys4153
13.07.2020 •
Mathematics
Item 1 Add. ( x ^2 +1−4 x^ 3 +3 x ^4 )+(− x^ 2 −2 x ^4 + x ^3 +4)
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Ответ:
288 ft³
Step-by-step explanation:
Volume of the pyramid,
base area × height × (1/3)
= (9×8)×12/3
= 72×4
= 288 ft³