\[\begin{aligned}& \text { If } \mathrm{A}_1 \times \mathrm{A}_2 \times \mathrm{A}_3 \times ....
\[\begin{aligned}& \text { If } \mathrm{A}_1 \times \mathrm{A}_2 \times \mathrm{A}_3 \times \mathrm{A}_4= \{(1,1,1,1),(2,4,8,16),(3,9,27,81), \ldots\} \\& \text { and } \forall a_i \in \mathrm{A} \mid, \forall b_i \in \mathrm{A}_2, \forall c_i \in \mathrm{A}_3, \forall d_i \in \mathrm{A}_4 \\& \text { Define } \alpha=7 \sum_{i=1}^{10} a_i ; \quad \beta=2 \sum_{i=1}^{10} b_i \\& \qquad \eta=8 \sum_{i=1}^{10} c_i ; \quad \delta=\sum_{i=1}^{10} d_i\end{aligned}\]
Then, \(\alpha+\beta+\eta-\delta=\) 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live
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