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###### Write the sum using sigma notation:4+6 + 8 + 10 ++ 26B, wheren =A =B =Question Help: QVideo @Video OMessage instructorSubmit QuestionJump to Answer

Write the sum using sigma notation: 4+6 + 8 + 10 + + 26 B, where n = A = B = Question Help: QVideo @Video OMessage instructor Submit Question Jump to Answer

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Outer Core: Liquid containing mostly iron and nickel: Movement as earth revolves generates electric currents in iron itself and the earth' s magnetic field: Mantle: Rock containing silicon, iron, magnesium, aluminum, oxygen and other minerals Depth: 2,890km beneath crust Volume: 2,300 kilometer...

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