Let A(t)=3−5t3⋅4⋅2t. Find A(2)−A(1).
A(2) = 3 - 40 x 4 x 4 = 3 - 640 = -637.
A(1) = 3 - 5 x 4 x 2 = 3 - 40 = -37
-637 - ( - 37 ) = -637 + 37 = -600
Answer: -600
