BlockPy: #$21\mathrm{.}4)$ Grading on a Curve

The formula below calculates a curved grade by applying a square root:

curved$\_$grade $=$ original$\_$grade ${?}^5**10$

Define a function named curve$\_$grade that consumes a grade $($int$)$ and uses the formula to return the curved grade $($float$).$ Write at least three unit tests for the function to confirm that it works.

Console:

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Unused Variable