Lumen OHM

Evaluate $\displaystyle -{l}$

When $\displaystyle {l}={33}$

When $\displaystyle {l}=-{33}$

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Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Enter DNE for Does Not Exist, oo for Infinity

Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Enter DNE for Does Not Exist, oo for Infinity