Question: A nanotechnology engineer in Saudi Arabia models water retention efficiency $E(x)$ in a solar-powered moisture trap as a cubic polynomial satisfying $E(1) = 3$, $E(2) = 10$, $E(3) = 21$, and $E(4) = 36$. Assuming $E(x)$ has leading coefficient $1$, find $E(0)$.

Sat, 02 May 2026 22:44:26 +0000

**Why a Nanotech Breakthrough in Saudi Arabia Could Reshape Water Sustainability**
Could a hidden mathematical model be powering the next generation of solar-powered moisture traps? A recent analysis reveals how a cubic polynomial describes water retention efficiency in devices designed for arid environments—specifically, a model fitting data points from $ E(1) = 3 $, $ E(2) = 10 $, $ E(3) = 21 $, $ E(4) = 36 $. Assuming the polynomial leads with 1, uncovering $ E(0) $ offers insight into how advanced nanomaterials enhance water capture at the molecular level. This trend reflects growing global interest in adaptive, cleantech innovation—especially in water-scarce regions relying on precision-engineered solutions. **Why This Story Is Rising in the US Conversation**
The role of data-driven nanotechnology in climate adaptation has drawn measurable attention across US research, policy, and green tech communities. With Saudi Arabia leading large-scale solar moisture projects, the modeled efficiency $ E(x) $ illustrates how smart materials boost water collection efficiency through engineered retention mechanisms. These developments resonate amid increasing US investments in sustainable tech, positioning this cubic model not just as a technical curiosity but as part of a broader push toward climate-resilient infrastructure. **The Mathematically Precise Challenge**
Define $ E(x) = x^3 + ax^2 + bx + c $. Using the given values: - $ E(1) = 1 + a + b + c = 3 $
- $ E(2) = 8 + 4a + 2b + c = 10 $
- $ E(3) = 27 + 9a + 3b + c = 21 $
- $ E(4) = 64 + 16a + 4b + c = 36 $