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Mathematics 28 Online
OpenStudy (anonymous):

Evaluate. Pay close attention to all brackets and signs. Please Help Equation is in comments.

OpenStudy (anonymous):

OpenStudy (anonymous):

-15 :)

OpenStudy (anonymous):

seems unlikely

OpenStudy (anonymous):

a. -1 c. -2 b. 2 d. 4 these are the possibilities so it can't be -15 sorry @melmel1234

OpenStudy (mathstudent55):

What are those symbols that look like brackets but not quite?

OpenStudy (anonymous):

line up the decimals and subtract

OpenStudy (anonymous):

must of done it wrong sorry ill try again

OpenStudy (anonymous):

it is none of those

OpenStudy (anonymous):

d. 4 thts my best guess

OpenStudy (anonymous):

\[5.1-2.01=3.09\]

OpenStudy (anonymous):

oooh i bet that is the ceiling function!!

OpenStudy (mathstudent55):

@satellite73 Greatest integer less than?

OpenStudy (anonymous):

it looks like ceiling so least integer greater than

OpenStudy (anonymous):

Ok can you walk me through it @satellite73 ?

OpenStudy (anonymous):

\[\left \lceil{5.1}\right \rceil=6 \]

OpenStudy (anonymous):

because 6 is the least integer greater than \(5.1\)

OpenStudy (mathstudent55):

@sattelite73 Yes, thanks.

OpenStudy (anonymous):

i am assuming it looks like the one i wrote not the floor function

OpenStudy (anonymous):

similarly \[\left \lceil{-2.01}\right \rceil =-2\]

OpenStudy (anonymous):

ooh ok making it 4

OpenStudy (anonymous):

because \(-2\) is the least integer greater than \(-2.01\)

OpenStudy (mathstudent55):

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