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TBM Use (days) Tunnel Length (feet) 6 410 15 815 20 1,040 28 1,400 33 1,625 38 1,850 45 2,165 During a construction project, engineers used
During a construction project, engineers used explosives to excavate 140 feet of tunnel into a mountain. But because of time constraints and environmental concerns, they brought in a tunnel boring machine (TBM) to excavate the rest of the tunnel.
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Alan
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aka.queen_
Jul 14, 2015
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222
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(5a^2 b - 3bc^2)^4
(5a^2 b - 3bc^2)^4
Melody
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Guest
Jul 14, 2015
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326
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+91469
Chris, Alan or I have cursorily checked most posts up to and including
Chris, Alan or I have cursorily checked most posts up to and including
question page 1911+ and answer page 5145+
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TitaniumRome
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Melody
Jul 14, 2015
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228
1
How many MPH is 14,000 KPH
How many MPH is the space craft going past Pluto?
Sir-Emo-Chappington
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Guest
Jul 14, 2015
0
214
2
√64 × 3x2y2 − 4xy × 5xy simplify
√64 × 3x2y2 − 4xy × 5xy simplify
Melody
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Guest
Jul 14, 2015
0
345
3
solve for x: (3^(x+2))*(5^(x-1))=15^(2x)
solve for x: (3^(x+2))*(5^(x-1))=15^(2x)
Alan
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Guest
Jul 14, 2015
0
186
1
35 degrees over 360 degrees x pi 46.15 squared
35 degrees over 360 degrees x pi 46.15 squared
radix
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Guest
Jul 14, 2015
0
259
8
what is zero divided by zero?
what is zero divided by zero?
radix
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Guest
Jul 14, 2015
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215
1
12n^2 + 15n/3n =
12n^2 + 15n/3n =
Alan
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Guest
Jul 14, 2015
0
438
0
how to solve for IRR
What is the IRR of the following set of cash flows? (Use CF registers on calculator) (Round your answer to 2 decimal places. (e.g., 32.16))
Year Cash Flow 0 –$ 15,700 1 6,400 2 7,700
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Guest
Jul 14, 2015
0
684
1
+4
On a very cold morning, it was -8°F. As the day went on, the temperature rose 2 degrees each hour. Which equation shows the temperature over
On a very cold morning, it was -8°F. As the day went on, the temperature rose 2 degrees each hour. Which equation shows the temperature over time?
Melody
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Azwer
Jul 14, 2015
0
142
1
How do I find the function domain?
How do I find the function domain?
2+((x^2)/(1-x))
Melody
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Guest
Jul 14, 2015
0
597
2
A 9x12 rectangle is inscribed in a circle. What is the radius of the circle?
A 9x12 rectangle is inscribed in a circle. What is the radius of the circle?
Melody
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Guest
Jul 14, 2015
0
274
1
what is 100000000 +123456789110
what is 100000000 +123456789110
TitaniumRome
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Guest
Jul 14, 2015
Jul 13, 2015
0
394
1
15/20 as percentage
15/20 as percentage
TitaniumRome
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Guest
Jul 13, 2015
0
188
2
I don't get this one either, please help!
state the domain and range, the restrictions, the intervals of increasing and decreasing, the roots, y-intercepts, and vertices
f(x)=x+1
x -1
geno3141
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Guest
Jul 13, 2015
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172
1
what is negative 4 minus negative 4
what is negative 4 minus negative 4
TitaniumRome
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Guest
Jul 13, 2015
0
210
1
distance of 0.3, -3.8 and -8, -7.7
distance of 0.3, -3.8 and -8, -7.7
TitaniumRome
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Guest
Jul 13, 2015
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