### Instruction: Expand the following product: $\frac{2}{5}\left(\frac{5}{x} + 10x^2\right)$.### Response: Ok so first let's distribute the 2/5.
So the first term would be 2/5 * 5/x which is 2/x.
And the second term would be 2/5 * 10x^2 which is 4x^2.
So the expanded form would be 2/x + 4x^2.