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mezya [45]
3 years ago
13

b)suppose only 1 in every 1,000 stars in the observable universe has a planetary system. how many planetary system are there? Fi

rst Answer gets brainliest and 20 pts if want more ill put up another question of hundred pts so answer this one first
Mathematics
1 answer:
rosijanka [135]3 years ago
5 0

Answer:

Please read below :)

Step-by-step explanation:

so you have 1 in a 1000, or 1/1000. But you're missing a part of the answer. If you post the whole answer I can give you the correct answer :)

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In Exercises 6 and 7, find sin J, sin K, cos J, cos K, tan J and tan K. Write each answer as a fraction and as a decimal rounded
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Mark Brainliest please

The sine of an angle is defined as the ratio of the opposite side to the hypotenuse.

The cosine of an angle is defined as the ratio of the adjacent side to the hypotenuse.

The tangent of an angle is defined as the ratio of the opposite side to the adjacent side.

See the image for Sin J, K & cos j & K & tan J & K

6 0
3 years ago
Read 2 more answers
What is the solution of 3x+10<2(2x+6)
lesya [120]
-10/3=x would be the answer if solved for x
3 0
3 years ago
Relative density was determined for one sample of second-growth Douglas fir 2 x 3 4s with a low percentage of juvenile wood and
Citrus2011 [14]

Answer:

0.03865

Step-by-step explanation:

Since the true density for the two types of trees are given, we would evaluate the average for both of them

Low percentage of juvenile wood density = 0.523 and 0.0543

Average density = 0.523 + 0.0543/2

Average density = 0.55015

Moderate percentage of juvenile wood density = 0.489 and 0.0450

Average density = 0.489 + 0.0450/2

Average density = 0.5115

Therefore, difference in true average density for the two woods are = 0.55015 - 0.51150

= 0.03865

5 0
4 years ago
5.(x+3) = 2x-3 Help pls
Mashutka [201]

Answer:

x= -6

Step-by-step explanation:

5.(x+3) = 2x-3

5x+15=2x-3

5x-2x+15=-3

5x-2x=-3-15

3x=-3-15

3x=-18

x=-6

6 0
3 years ago
Read 2 more answers
A: 10<br> B: 70<br> C: 30<br> D: 90
tatuchka [14]
A. 10

because 80 - 10 = 70 & 90 - 2(10) = 70
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3 years ago
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