Suppose that \sum_{i=1}^{100} a_i = 15 and \sum_{i=1}^{100} b_i = -12. Compute sum \sum_{i=1}^{100} (5a_i + 4b_i).
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\sum_{i=1}^{100} (5a_{i}+4b_{i}) = 5\sum_{i=1}^{100} a_{i} + 4\sum_{i=1}^{100} b_{i} Show more…
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Suppose that $\sum_{i=1}^{100} a_{i}=15$ and $\sum_{i=1}^{100} b_{i}=-12 .$ In the following exercises, compute the sums. $$ \sum_{i=1}^{100}\left(a_{i}-b_{i}\right) $$
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Suppose that $\sum_{i=1}^{100} a_{i}=15$ and $\sum_{i=1}^{100} b_{i}=-12 .$ In the following exercises, compute the sums. $$\sum_{i=1}^{100}\left(a_{i}+b_{i}\right) $$
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