
Robert D.
asked 03/22/21A manufacturer can produce 4860 cell phones when x dollars is spent on labor and y dollars is spent on capital. The equation that relates x and y is (90x^3/4)(y^1/4)=4860.
a. Find a formula in terms of x and y for dy/dx.
b. Find the value of dy/dx at the point (81,16).
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1 Expert Answer

Mark M. answered 03/22/21
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
90x3/4y1/4 = 4860
x3/4y1/4 = 54
x3y = 8503056
y = 8503056x-3
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Mark M.
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