Question

Someone please help me

Answer 1

https://gyazo.com/a63f816af99ce81b9659db758bf00887

Answer 2

@bmk614

Answer 3

@rebeccaxhawaii @Kainui @Mehek14

Answer 4

why 10^10 ?

when divide the same bases what you need to do with exponents ?

Answer 5

Im confused..

Answer 6

when multiplie you assume exponents so when divide what you make ?

Answer 7

so the first part is right but the exponent of ten not is correct - how many will be than ?

Answer 8

Im really confused but I know the anwser

Answer 9

Basically what Jhonny is saying is:

When you multiply two numbers with the same base, you add the exponents.

So when you divide two numbers with the same base, what do you do with the exponents?

Answer 10

You subtract both of them?

Answer 11

Which gives you 4 right? @jhonyy9

Answer 12

yes 7-3 = 4

Answer 13

Then you would simplify the two booth of the equations? And the one on the top comes to 28000000 and the bottom comes to 1400

Answer 14

so the first one is 28*10^6
1400 = 14*10^2

ok.?

Answer 15

Divide the top by the bottom and you get 20000 and make it into SN form you get \[2.0 \times 10^{4}\]

Answer 16

so than you wan simplifie this will get

exactly correct sure

Answer 17

Thanks thesmartone. And Jhonyy could you help me with one more?

Answer 18

yes but please rewrite in the openquestion column please

Answer 19

ok. ? and please tag me there

Answer 20

You could have done

2.8/1.4 = 2

10^7/10^3 = 10^4

And that gets 2 * 10^4

Answer 21

so was my pleasure