The marginal cost (in dollars per square foot) of installing x square feet of kitchen countertop is given by C^'(x)=x^3/4. a) Find the cost of installing 60 ft^2 of countertop. b) Find the cost of installing an extra 17 ft^2 of countertop after 60 ft^2 have already been installed.
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The marginal cost function is given by \( C'(x) = \frac{x^3}{4} \), which represents the cost in dollars per square foot of installing the \( x \)-th square foot of countertop. --- Show more…
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The marginal cost (in dollars per square foot) of installing x square feet of kitchen countertop is given by C'(x) = x^(4/5). a) Find the cost of installing 50 ft² of countertop. b) Find the cost of installing an extra 19 ft² of countertop after 50 ft² have already been installed. a) Set up the integral for the cost of installing 50 ft² of countertop: C(50) = ∫[0 to 50] x^(4/5) dx
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