Let f(x) = 6 + 4x2. (a) Estimate the area under the graph of f, the x-axis, and the lines x = -1 and x = 2 using three rectangles and a right endpoints. R3 = Improve your estimate by using six rectangles. R6 = Sketch the curve and the approximating rectangles for R3.

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A: Given p(x)=6x+x  where x is the number of magazines you sell in a month.

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A: Length of the curve y=f(x)  from   x=a to x=b   is give by  L=∫ab1+dydx2 dx

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A: This question can be solved using the concept of marginal revenue.

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A: The rate of change of a function is given by it's derivative.

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A: we will calculate profit  from 55th oven sold .for this we will use different technique

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A: Find the approximation L6 for the function fx=9x+3 over [1,3].

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A: To find the area of region bounded byy=fx=-4x2-7.5x+8y=gx=2.75x+3 x and y axes

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Q: Aki's Bicycle Designs gas determined that when x hundred bicycles are built, the average cost per…

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A: We have given the line f(x)=7−(1/3x)

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A: Topic:- Application of Derivative  Correct option = d

Q: A factory selling cell phones has a marginal cost function C(x) = 0.01x² – 3x + 229, where…

A: Given that: Cx=0.01x2−3x+229Rx=429−2x To find the area between the graph.

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A: Given : cost function : C(r) = 15r2 - 50 To find :  Marginal cost of increasing r by 1 item from…