I believe the correct answer from the choices listed above is the last option. The area of the rectangle can be calculated by the expression given as <span>(L ⋅ W)(x) = 16x3 − 8x2 + 2x. We obtian this as follows: </span>
Area = LW Area = 2x (<span>8x^2 − 4x + 1) Area = 16x^3 - 8x^2 + 2x</span>
Since she arrived at 8:30 its not accurate because her records started at the time she arrived so she didnt get the times of the students that arrived before her