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Biology 7 Online
OpenStudy (anonymous):

(1.6 x 10 12) ÷ (8.01 x 10 23)

OpenStudy (anonymous):

okay so you know what PEMDAS is?

OpenStudy (anonymous):

yes

OpenStudy (anonymous):

okay so based on PEMDAS what do you think we need to solve first?

OpenStudy (anonymous):

heres a hint P aranthesis E exponents M ultiplication D ivision A dding S ubtracting

OpenStudy (anonymous):

the parenthesis

OpenStudy (anonymous):

okay so solve the first parenthesis

OpenStudy (anonymous):

btw is the equation like this > \[1.6 \times 10^{12}\] or like this \[1.6 \times 1012\]

OpenStudy (anonymous):

the first one

OpenStudy (anonymous):

okay so solve for that so what's 1.6 x 10^12?

OpenStudy (anonymous):

1600000000000

OpenStudy (anonymous):

okay now how about the other one?

OpenStudy (anonymous):

8.01E23

OpenStudy (anonymous):

80100000000000000000000 i got that <

OpenStudy (anonymous):

its better to write it like the way i did than the way the calculator does because if you were to do this by hand it would confuse you

OpenStudy (anonymous):

okay

OpenStudy (anonymous):

now divide 1600000000000 by 80100000000000000000000 which is?

OpenStudy (k_lynn):

You actually might want to try putting questions like this in the maths section...most of the people on OpenStudy are in the maths section. So you'll end up getting more responses if you put your math questions in there.

OpenStudy (anonymous):

i got 1.99 but i round it to 2

OpenStudy (anonymous):

1.9975031200000000000

OpenStudy (anonymous):

were almost done so no need

OpenStudy (anonymous):

yeah i got the same does it say to round?

OpenStudy (k_lynn):

\(\bbox[20pt,#f9bec7,border:15pt solid #33cccc]{\huge\cal Welcome~to~OpenStudy!!!}\)

OpenStudy (k_lynn):

by the way

OpenStudy (anonymous):

It says Solve the following problem. Express your answers in proper scientific notation

OpenStudy (anonymous):

it would be better if you have the answer choices because then it would make it easier for the both of us can you send them over?

OpenStudy (anonymous):

@k_lynn how do you do that?

OpenStudy (k_lynn):

I'll tag you in my tutorial. You'll want to learn the basics first.

OpenStudy (anonymous):

the problem doesn't have answer choices

OpenStudy (anonymous):

is did you put the answer we got and got it wrong?

OpenStudy (anonymous):

I put the answer but im not going to know if its right until I finish the test

OpenStudy (anonymous):

im pretty it is if you aren't let me tag one of the math geniuses @paki @iGreen

OpenStudy (paki):

math question in bio

OpenStudy (anonymous):

yeah lol he just needs a little help he's not sure if my answer is correct so he wants someone else to do it and help him or her

OpenStudy (paki):

do you know scientific notation...? @bigbaby678

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