Aʙᴏᴜᴛ Tʜɪs Vɪᴅᴇᴏ – This video looks at three different approaches to finding the sum of an arithmetic series to a given number of terms. The first two approaches use a formula for the nth term of the series in combination with the sum feature on the Classwiz. The last approach uses the general formula for the sum, using the calculator to do the working out.
from The Calculator Guide : Mathematics Help – Casio Skills – Education Technology http://bit.ly/2tipVIb
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