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Ludmilka [50]
3 years ago
14

The North Star is approximately 4,085 trillion kilometers away from earth. If 1 light

Mathematics
1 answer:
kumpel [21]3 years ago
6 0

Answer:

I don't get the question meaning

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Write each of these in scientific notation <br> 1) 0.00000402<br> 2) 1,900,000
Mkey [24]

Answer:

See below in bold.

Step-by-step explanation:

1. 0.00000402

= 4.02 * 10^-6  (Counting the digits after the decimal point until we get to the 4 gives us the -6).

2.  1,900,000

= 1.9 * 10^6    ( counting the number of digits after the 1 gives us 6).

3 0
3 years ago
7x+5y=-13<br> -2x=7y+26<br> Solve by elimination
RSB [31]

Answer:

Point form : (1,-4)

Equation for, : x=1, y=-4

Step-by-step explanation: Add the fractions in order to solve for the first variable. Plug this vale into the other equations in order to solve for the remaining variables.

Hope this helps you out! ☺

5 0
3 years ago
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If a randomizer picks seven letters from the alphabet (with repeats allowed), how many possible outcomes are there?
Virty [35]

Answer:

7×26=182

Step-by-step explanation:

I'm pretty sure that's the right answer but I just multiplied 26 by 7. Hope that helped!

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3 years ago
Renata abrió su alcancía y le dijo a Raúl: “Tú tienes muy poco dinero ahorrado, la diferencia entre mi dinero y el tuyo es de $
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If a student answered 77 exam questions correctly out of 100, what fraction
mamaluj [8]

Answer: 23%

Step-by-step explanation: 77 + 23 is 100

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3 years ago
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