The cost CC (in dollars) of manufacturing xx number of high-quality computer laser printers is C(x)=15x^4/3+9x^2/3+450,000 Currently, the level of production is 1,331 printers and that level is increasing at the rate of 250printers per month. Find the rate at which the cost is increasing each month. The cost is increasing at about $______ per month.

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Q: 20 Evaluate the integral: da 2 +16 2. (A) Which trig substitution is correct for this integral? Ox =...

A: We will evaluate the given integral by using substitution method as shown below

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A: Here we use the trigonometric subsitution method to solve the given Integral.

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Q: Solve the equation for 0 <0 < 2n cos? 0 – sin? 0 = -2 – 3 cos 0 |

A: Topic = Trigonometry

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A: Graph the function and observe where it is discontinuous. Then use the formula to explain what you h...

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Q: If y= 4sqrt(9x^3+10), then y'=

A: according to our guidelines we can answer only first question and rest can be reposted. 

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Q: (*+2x* -1) ? 5. What is f(-2) if lim, 5-3x 12 В. 6. C.- 15 D. -- А.

A: Given that: limx→-2x3+2x2-15-3x

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Q: Given the parametric equations, x = 2t + 5 and y = 3t2 - 1, find the point on the graph at time, t =...

A: We can find the point as below

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A: If the given equations are a1x+b1y+c1z=k1; a1x+b2y+c2z=k2 &amp; a3x+b3y+c3z=k3 then the augmented ma...

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Q: There is a removable discomtinuity at x = 1 and f(1) = 4 8. There is a jump discontinuit 2 and f(2) ...

A: Since we are given with multiple number of question and answered according to the guidelines.

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A: Note :- These are multiple questions and according to our company law we can do maximum one question...

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Q: Expand the logarithmic expression log, Show your work and attach (c + 1)3

A: let x = logbbbc+13we know that logaan = nlogaa = nlogab = loga-log(b)

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A: As x= r cosθ  and  y=r sin(θ), then          r = x2+y2    and  θ=tan-1yx

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Q: V1+ x² dx 2.

A: Follow the procedure given below

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A: Volume

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Q: 3ズる一と find dx dy 17 x° +

A: Answer: As per guidelines we can answer only 1 question so i had answer Q17 below :    

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Q: solve for x, (2² + 20x) ((2,² + 20x)/(2r/5 + 20))23 = 2/3 = 1489.64 2x + 20x

A: Let's find. 

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A: Given: ∫6x2-100x4dx

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Q: V49 – t dt t3 Integrate: -C

A: I=∫49-t4t3dt

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Q: 11) Find the slope of the tangent lines on the curve y = 6x³ + 24x² – 39x – 43 at points .- ) 478 (-...

A: As you have asked multiple questions so I have answered first question as per the guidelines.

Q: #62

A: We have to show that the concentration of salt after t minutes (in grams per liter) and what happens...