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Helen [10]
3 years ago
11

I don 't know how to scientific notation

Mathematics
1 answer:
marta [7]3 years ago
7 0

Hopefully you understand this

Scientifc notation is used to make very large decimal number less longer.

so, an example

0.0043, quite a long decimal, right?

You need to create a number through 1-10. so would be to move 3 places

4.3,

Since the spaces we took where 3

we have a 10 with the expoent of negative 3. This is so if you do the problem it will go back to it's orgnally state the decimal was at. ( so you'll know if you did something wrong)

so if should look like this but almost,

=4.3x10(noted there is an -3 exponet on 10)

Hopes this helps!

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<u>Step-by-step explanation:</u>

Let x represent the first number, then x + 1 is the other number.

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2x² + 2x + 1 = 113          <em>added like terms</em>

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  ↓

not valid since the restriction is that x > 0 <em>(a positive number)</em>

So, x = 7     and     x + 1 = (7) + 1   = 8

8 0
4 years ago
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