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sveticcg [70]
3 years ago
6

14) PLEASE HELP WITH QUESTION, WILL MARK BRAINLIEST + POINTS GIVEN!!!

Mathematics
1 answer:
4vir4ik [10]3 years ago
3 0
Take the derivative then plug in 2 for t and you get 6
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Let X denote the life of a semiconductor laser (in hours) with the following probabilities: P(X ≤ 5000) = 0.05 and P(X > 7000
Anna [14]

Answer:

a) P [ x ≤ 7000] is 0.55

b) P [ x > 5000 ] = 0.95

c)  P [ 5000 < x ≤ 7000 ] = 0,5

Step-by-step explanation:

a)  P [ x > 7000 ]  =  0.45   straightforward    P [ x ≤ 7000] is 0.55

The whole spectrum of probabilities is 1 which in this particular case is divided in two parts having 7000 as a limit, then we subtact 1 - 0.45

b) P [ x ≤ 5000]  = 0.05   again we get P [ x > 5000] taking 1-0.05 to get

P [ x > 5000 ] = 0.95

c) P [ 5000 < x ≤ 7000 ]

Under Normal curve distribution the probability of  x ≤ 7000 includes values   smallers  ( to the left of 5000) so we subtract from 0.55 - 0.05 = 0.50

c) P [ 5000 < x ≤ 7000 ] = 0,5

6 0
3 years ago
How do you find the surface area and the volume to a composite figure?
Art [367]

Answer:

वि स्कुल माध्यामिक विद्यालय निम्न माध्यामिक विद्यालय व्यवस्थापन समिति सम्पादन र प्रकाशनमा बुटवलबाट निस्कने एक्सरे साप्ताहिकमा एक पटक साप्ताहिकमा छापिएको थियो। प्रकाशित

7 0
3 years ago
How do i solve this?
Hunter-Best [27]

Step-by-step explanation:

You need to solve for x.

You can do that by either setting both of the equations equal to each other. or Solve each one separately and subtract the EG equation from the EW to get GW

4 0
2 years ago
Solve the problem.
In-s [12.5K]

Answer:

16.9%

Step-by-step explanation:

Let's find the answer by using the following formula:

final people=(initial people)+((initial people)*(percent increase)) which can be written as:

percent increase=((final people)-(initial people))/(initial people) so:

percent increase=(83-71)/71=0.169=16.9%

In conclusion, the percent increase is 16.9%.

4 0
3 years ago
Good afternoon, can you help me please
Alexus [3.1K]
It would just be 14-10 each week so 14-10 14-10 14-10 and so on
8 0
3 years ago
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