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Shalnov [3]
3 years ago
10

The average cost per hour in dollars of producing x riding lawn mowers is given by the following. C(x)=0.7x^2+25x-258+(2500/x).

​(a) Use a graphing utility to determine the number of riding lawn mowers to produce in order to minimize average cost. ​(b) What is the minimum average​ cost?

Mathematics
1 answer:
Snezhnost [94]3 years ago
8 0
A) See the attached graph.

b) $298.92 per hour

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The answer to this question is B

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2 years ago
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Multi step equation 12 threw 14 pls
slega [8]

The computation of the equation shows that the answers will be:

12. 340 units

13. 2(270) + (2 × x) = 690

14. x = 5

<h3>How to compute the equations?</h3>

12. The first equation that's given will be:

(13.50 × x) - (3.65 × x) = 3349

13.50x - 3.65x = 3349

9.85x = 3349

x = 3349/9.85

x = 340

The number to break even is 340 units

13. The equation that can be used to find the perimeter will be:

2(270) + (2 × x) = 690

540 + 2x = 690

2x = 690 - 540

2x = 150

x = 150/2 = 75

14. x + x + 2 + 8 = 20

2x + 10 = 20

2x = 20 - 10

2x = 10

x = 10/2

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1 year ago
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alex41 [277]

Answer: 14.48000 . . . ≤ t < 15.0000

Step-by-step explanation:

"Truncated by a hundreths of a second" means that the time was rounded to the nearest 0.0X second.  That would mean the reported time of 14.48 seconds was shortened from a time period having more digits to the right.  For example, If the time were actually 14.48223 seconds, the time was truncated to just 14.48 seconds.  The term used here. truncated, means that the digits after the hunredth place are simply dropped.  It doesn't say rounded, just truncated.  Brutal.  So that would mean that times between 14.48000 . . . and 14.48999 . . . would all be reported as 14.48 seconds.

So the time could actually be 14.48000 . . . ≤ t < 15.0000

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2 years ago
For f(x)= 5^x, find<br> f(3/2)
Sergio039 [100]

Answer:

f(3/2)= 5√5

Step-by-step explanation:

f(3/2)= 5^(3/2)

f(3/2)= (5^3)^1/2  is the same things

f(3/2)= (125)^1/2 fraction exponent are the same are roots ^(1/2) is √

f(3/2)= √125

f(3/2)= √25 times √5 break up 125 to be 25 x 5

f(3/2)= 5√5 because √25 = 5 and √5 stays as √5

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