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lesantik [10]
3 years ago
12

1) The minimum thickness of Saturns A ring is one-tenth kilometer. Write this decimal using a negative exponent.

Mathematics
1 answer:
yulyashka [42]3 years ago
5 0

Answer:

1)10^{-1}

2)2^{-2}

3)12^{-2}

Step-by-step explanation:

Using negative exponent rule:

1) one -tenth of kilometer =.1 =\frac{1}{10}=10^{-1}

Using negative exponent rule:

2) \frac{1}{4} =\frac{1}{2^{2} }=2^{-2}

Using negative exponent rule:

3)\frac{1}{144} =\frac{1}{12^{2} }= 12^{-2}


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fgiga [73]
D + q = 32....d = 32 - q
0.10d + 0.25q = 6.50

0.10(32 - q) + 0.25q = 6.50
3.20 - 0.10q + 0.25q = 6.50
-0.10q + 0.25q = 6.50 - 3.20
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2 years ago
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It takes 32 hours for a motorboat moving downriver to get from pier A to pier B. The return journey takes 48 hours. How long doe
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Answer:

Time taken by the un powered raft to cover this distance is T = 192.12 hr

Step-by-step explanation:

Let speed of boat = u \frac{km}{hr}

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Time taken in downstream = 32 hours

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Because un powered raft travel with the speed of the current.

T = \frac{100}{0.5205}

T = 192.12 hr

Therefore the  time taken by the un powered raft to cover this distance is

T = 192.12 hr

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