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enyata [817]
2 years ago
10

Wanna help a sister out? :)))

Mathematics
1 answer:
Shalnov [3]2 years ago
8 0
The answer would be 65
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The fastest train on earth is Maglev, a Japanese train which runs at a
CaHeK987 [17]

Answer:

167.2 m/sec

Step-by-step explanation:

Convert 602 km/hr to m/sec, as follows:

602 km       1000 m

------------ * ----------------- = 602,000 m/hr

    hr               1 km

Recall that 1 hr = 3600 sec.  Convert 602,000 m/hr to m/sec:

602,000 m          1 hr

------------------ * ---------------- = 167.2 m/sec

     1 hr              3600 sec

5 0
2 years ago
Find the volume of the composite solid. Round your answer to the nearest hundredth.
Vera_Pavlovna [14]

Answer: see my work

Step-by-step explanation:

volume is lwh

volume is 3*3*10

volume is 9*10

volume is cubic cm

volume is 90

volume is 90 cubic cm

8 0
1 year ago
Read 2 more answers
Find the Laplace Transform of the following function. <br><br> f(t) = 10 cos (12t+ 60°) u(t)
allsm [11]

Answer:

L(f(t)) = \frac{5s - 60\sqrt{3} }{s^2 + 144}

Step-by-step explanation:

f ( t ) = 10 cos ( 12t + 60°) u(t)

attached below is a detailed solution of the given problem

L(f(t)) = \frac{5s - 60\sqrt{3} }{s^2 + 144}

8 0
2 years ago
The regression line is called the least squares line because it is the line that results in the __________ sum of the squared __
koban [17]

Answer:

Smallest

Vertical  deviations

Step-by-step explanation:

7 0
2 years ago
A scientific expedition sets out from base camp and travels 50mi north and then 20mi west. There they took some pictures and tra
likoan [24]

If they started at the south pole every direction is north.  Traversing the lattitudes (traveling 20 miles west) doesn't get you any farther from the pole.  

So they photographed south pole stuff, mostly snow.

7 0
3 years ago
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