Mathematics
OpenStudy (anonymous):

0.0000087 in is what in scientific notation ?

OpenStudy (anonymous):

count the decimal places to put the decimal point between the 8 and the 7

OpenStudy (anonymous):

i count 6 places

OpenStudy (anonymous):

Shift the decimal point 6 spots to the right, so you have 8.7, which is between 1 and ten. 8.7x10-6 would be correct. Read more: http://wiki.answers.com/Q/What_is_0.0000087_in_scientific_notation#ixzz1W56z9v43

OpenStudy (anonymous):

8.7*10^-6

OpenStudy (anonymous):

so the answer is $8.7\times 10^{-6}$

OpenStudy (anonymous):

thx guys weve all been a huge help.

$8.7\times 10 ^{-6}$