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Mathematics 9 Online
OpenStudy (anonymous):

6.41*10^11+ 2.85*10^11

OpenStudy (janu16):

Is 11 square root?

OpenStudy (anonymous):

No its 10 to the 11 power

OpenStudy (janu16):

Oh sorry i meant tht

OpenStudy (janu16):

You want in decimal or exact point?

OpenStudy (janu16):

9.26•10^11 this is exact point

OpenStudy (anonymous):

9.26*10^11 is what i get

OpenStudy (anonymous):

are there any answers?

OpenStudy (janu16):

926000000000 this is decimal point

OpenStudy (anonymous):

the answer was 9.25*10^11

OpenStudy (janu16):

I gave you two kinds of answer pick one decimal or exact

OpenStudy (anonymous):

thanks do much for the guidance

OpenStudy (janu16):

No its 9.26•10^11

OpenStudy (anonymous):

i would go with the exact cause it is most accurate

OpenStudy (janu16):

@agreen7 yoir welcome

OpenStudy (anonymous):

it was a multiple choice question. it did not have 9.26 as an option it just wanted a letter choice hope this makes sence

OpenStudy (anonymous):

not really

OpenStudy (mathstudent55):

You are adding two numbers in scientific notation. Both numbers have the same exponent of 10, so just add the number parts and write times 10 to the same exponent.

OpenStudy (anonymous):

anyway mathstudent gt this bye

OpenStudy (mathstudent55):

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