general thunderbolt ross red hulk


\[ V = 5 \times 8 \times 10 = 400 \, \text{cm}^3 \]
\[ SA = 2(5 \times 8 + 5 \times 10 + 8 \times 10) = 2(40 + 50 + 80) = 2 \times 170 = 340 \, \text{cm}^2 \]
#### 340
\[ x - 2 = 0 \implies x = 2 \]
\[ x - 3 = 0 \implies x = 3 \]
\[ \text{Increase} = 0.12 \times 250 = 30 \]
\[ 250 + 30 = 280 \]
\[ f(3) = 2(3)^2 - 3(3) + 1 = 2 \times 9 - 9 + 1 = 18 - 9 + 1 = 10 \]
\[ 1157.63 - 1000 = 157.63 \]
#### 157.63