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Mathematics 22 Online
OpenStudy (anonymous):

please help! What is 10–4 in standard form? A. 0.00001 B. 0.0001 C. 1,000 D. 10,000 I think its B

Mehek (mehek14):

you are correct :)

OpenStudy (anonymous):

I am? yay!!

Mehek (mehek14):

yes u r

OpenStudy (anonymous):

can i ask another?

OpenStudy (anonymous):

@Mehek14

Mehek (mehek14):

sure

OpenStudy (anonymous):

What is 0.0000001 written as a power of ten? A. 10–5 B. 10–6 C. 10–7 D. 10–8

OpenStudy (anonymous):

I guess C

Mehek (mehek14):

correct again :)

OpenStudy (anonymous):

YAY

OpenStudy (anonymous):

few more ok?

Mehek (mehek14):

sure

OpenStudy (anonymous):

What is 3.67 × 10^5 ? A. 367 B. 3,670 C. 36,700 D. 367,000 D? this one is hard

Mehek (mehek14):

yup D

OpenStudy (anonymous):

thx man

Mehek (mehek14):

is that it?

OpenStudy (anonymous):

1 more i guess What is 5263 × 10–3 ? A. 5.263 B. 52.63 C. 526.3 D. 526,300 i don't know this one

Mehek (mehek14):

there is no decimal point?

OpenStudy (anonymous):

nope its just 5263

Mehek (mehek14):

ok so imagine there is a decimal after 3 5263. move 3 places to the left

Mehek (mehek14):

they don't show decimal because you don't need one in a whole number

OpenStudy (anonymous):

so 5.263? A?

Mehek (mehek14):

yup

OpenStudy (anonymous):

wow, your the best thanks man! I've got 1 more but I'm going to try it myself

Mehek (mehek14):

ok :)

OpenStudy (anonymous):

and of course its a hard one.......

Mehek (mehek14):

post it

OpenStudy (anonymous):

ok

OpenStudy (anonymous):

What is 65 ÷ 102 ? A. 0.0065 B. 0.065 C. 0.65 D. 6.5

Mehek (mehek14):

\(65÷10^2 ?\)

OpenStudy (anonymous):

yea

OpenStudy (anonymous):

how did you do that

Mehek (mehek14):

`\(65÷10^2\)`

OpenStudy (anonymous):

oh

Mehek (mehek14):

move the decimal 2 places to the left

OpenStudy (anonymous):

.65?

OpenStudy (anonymous):

wait no

Mehek (mehek14):

yup

OpenStudy (anonymous):

.65??

Mehek (mehek14):

yes

OpenStudy (anonymous):

ok thank you man!!!!!

Mehek (mehek14):

yw :)

OpenStudy (anonymous):

I GOT A 100 UR THE BEST

OpenStudy (anonymous):

cya :3

Mehek (mehek14):

cya :3 cx

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