The weekly demand for Xbox Math-Hero video games is given by $$p = x^3 – 150x + 1400$$ where is the number of Xbox video games produced and sold, and is in dollars. Using the Marginal Revenue function, , approximate the marginal revenue when 10 Math-Hero video games have been produced and sold.

The weekly demand function is given by $$p + x + 2xp = 24,$$ where is the number of thousands of units demanded weekly and is in dollars. If the price is increasing at a rate of 35 cents per week when the level of demand is 3000 units, which one of the following statements is true?

The demand function for a certain brand of compact discs is given by $$p = -4x^2 – 4x + 82$$ where is the wholesale unit price in dollars and is the quantity demanded each week, measured in units of a thousand. Compute the elasticity of demand when .

The weekly demand function is given by $$p + x + 2xp = 49,$$ where is the number of thousands of units demanded weekly and is in dollars. If the price is increasing at a rate of 44 cents per week when the level of demand is 4000 units, which one of the following statements is true?

The weekly demand for Math Wars – The Last Integral video games is given by $$p = \dfrac{640}{x – 8} + 2000$$ where is the number thousands of video games produced and sold, and is in dollars. Using the Marginal Revenue function, , approximate the marginal revenue when video games have been produced and sold.

The daily cost (in dollars) of producing LG ultra high definition televisions is given by $$C(x) = 9x^3 – 10x^2 + 50x + 2500$$ where denotes the number of thousands of televisions produced in a day. Using the Marginal Average Cost function,

The daily cost (in dollars) of producing LG ultra high definition televisions is given by $$C(x) = 6x^3 – 30x^2 + 90x + 1600$$ where denotes the number of thousands of televisions produced in a day. Using the Marginal Average Cost function,

Given the demand equation , where represents the unit price in dollars and the number of units, complete the following problems. When the unit price is $29, [elasticity] When the unit price is $29, [interpret] When the unit price is $28.71, then [change] Demand is unitary when [unitary] When demand is unitary, [interpretUnitary]

The weekly demand for Xbox Math-Hero video games is given by $$p = x^3 – 150x + 750$$ where is the number of Xbox video games produced and sold, and is in dollars. Using the Marginal Revenue function, , approximate the marginal revenue when 10 Math-Hero video games have been produced and sold.

If , evaluate