22^2=(√(324 + 4x)^2
484 = 324 + 4x
484-324 = 4x
160 = 4x
40 = x
40*22-ʃ (√(324 + 4x))dx on [0,40]
880-4/3( x+81)^3/2 on [0,40]
880-4/3(40+81)^3/2
880-4/3(121)^3/2
880 -802.67 = 77.33
A supplier of portable hair dryers will make x hundred units of hair dryers available in the market when the unit price is
p = sqrt(324 + 4x)
dollars. Determine the producers' surplus if the market price is set at $22/unit. (Round your answer to two decimal places.)
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