Business—Revenue: The accounting department at BackStreet LLC has found that their daily r...

Business—Revenue: The accounting department at BackStreet LLC has found that their daily revenue function for producing their Boomer-Blocker noise-canceling headphones is given by

where x represents the number of headphones produced and sold daily, and R(x) represents the daily revenue in dollars. Determine msec on the closed interval [10, 20] and interpret the result.