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liubo4ka [24]
4 years ago
13

Algebra 1 Grade 9.

Mathematics
1 answer:
Leya [2.2K]4 years ago
8 0

Answer:

627.65 times

2.51^(10 - m) times

Yes, it makes sense

Step-by-step explanation:

Given that,

A magnitude 9 star is 2.51 times as bright as a magnitude 10 star

To find

<h3>a) </h3>

How many times as bright is a magnitude 3 star as a magnitude 10 star

10 - 3 = 7

2.51^7

627.65 times

<h3>b)</h3>

Expression to compare a magnitude m star to a magnitude 10 star

2.51^(10 - m) times

<h3>c)</h3>

Yes, it makes sense as a full moon is magnitude -13

so,

2.51^(10 - (-13))

2.51^(23)

1557742231 times

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