Compute the following: $\displaystyle \sum_{j = 1}^6 \left[ -3 + 5(j - 1) \right]$. A. 48 C. 57 B. 36 D. 62 Member for 17 years 6 months Solution Click here to… Solution Click here to expand or collapse this section $\begin{align} \displaystyle \sum_{j = 1}^6 \left[ -3 + 5(j - 1) \right] & = \left[ -3 + 5(0) \right] + \left[ -3 + 5(1) \right] + \left[ -3 + 5(2) \right] + \left[ -3 + 5(3) \right] + \left[ -3 + 5(4) \right] + \left[ -3 + 5(5) \right] \\ & = -3 + 2 + 7 + 12 + 17 + 22 \\ \\ & = 57 \end{align}$ Recommended Solution Click here to expand or collapse this section Log in or register to post comments
Member for 17 years 6 months Solution Click here to… Solution Click here to expand or collapse this section $\begin{align} \displaystyle \sum_{j = 1}^6 \left[ -3 + 5(j - 1) \right] & = \left[ -3 + 5(0) \right] + \left[ -3 + 5(1) \right] + \left[ -3 + 5(2) \right] + \left[ -3 + 5(3) \right] + \left[ -3 + 5(4) \right] + \left[ -3 + 5(5) \right] \\ & = -3 + 2 + 7 + 12 + 17 + 22 \\ \\ & = 57 \end{align}$ Recommended Solution Click here to expand or collapse this section
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17 years 6 monthsSolution Click here to…