Mathematics
14 Online
OpenStudy (hotmama2):
What is 743.8 × 10^3?
A.
0.7438
B.
74,380
C.
743,800
D.
7,438,000
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OpenStudy (anonymous):
sorry i dont help white people
OpenStudy (anonymous):
are you racist seriously
OpenStudy (anonymous):
C.
743,800
OpenStudy (mkmkasim):
answer is c.
OpenStudy (mkmkasim):
take 10^3, and multiply it by 743.8
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OpenStudy (anonymous):
Yeah 743,800 is your answer
OpenStudy (hotmama2):
thanks if i could i would give all of u a medal
OpenStudy (mkmkasim):
as long as you get how to do it!
OpenStudy (hotmama2):
can u answer 1 more?
OpenStudy (hotmama2):
or 2?
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OpenStudy (anonymous):
sure
OpenStudy (anonymous):
XD
OpenStudy (hotmama2):
What is 36 ÷ 10^–3?
A.
0.0036
B.
0.036
C.
3600
D.
36,000
OpenStudy (mkmkasim):
c.
OpenStudy (mkmkasim):
36/.001
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OpenStudy (anonymous):
D.
36,000
OpenStudy (hotmama2):
r u sure?
OpenStudy (mkmkasim):
ooops d haha
OpenStudy (anonymous):
+ xd
OpenStudy (hotmama2):
What is 6.37 × 10^4 written in standard form?
A.
63,700
B.
6370
C.
637
D.
637,000
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OpenStudy (anonymous):
A.
63,700
OpenStudy (mkmkasim):
63700
OpenStudy (hotmama2):
ok their is 14 question and i am on 13 so 1 more after this
OpenStudy (anonymous):
ok
OpenStudy (mkmkasim):
make sure you understand how to do them though...
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OpenStudy (hotmama2):
What is (2.1 × 10^3) × (4 × 10^–7)?
A.
8.4 × 10–4
B.
8.4 × 10–3
C.
8.4 × 103
D.
8.4 × 104
i do its just had a hard day cant concentrate lol
OpenStudy (mkmkasim):
A.
OpenStudy (hotmama2):
how is that?
OpenStudy (anonymous):
A.
8.4 × 10–4
OpenStudy (mkmkasim):
well the easy way it to plug it into a calculator lol
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OpenStudy (hotmama2):
i got a 93% thanks guys!!!
OpenStudy (anonymous):
np XD
OpenStudy (mkmkasim):
you multiply 2.1 and 4, add the exponents to get that answer