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Mathematics 16 Online
OpenStudy (anonymous):

the slope of a line is -8. what is the slope of a line that isw perpendicular to theat line? A. -8 B. -1/8 C.1/8 D.8

OpenStudy (anonymous):

is*

OpenStudy (anonymous):

perpendicular is negative inverse

OpenStudy (lgbasallote):

what is the negative reciprocal of -8?

OpenStudy (anonymous):

so its -8?

OpenStudy (lgbasallote):

no...

OpenStudy (anonymous):

Do you know what the reciprocal of a number is?

OpenStudy (anonymous):

no

OpenStudy (anonymous):

the reciprocal of a number is 1 over that number so the reciprocal of 5 is 1/5

OpenStudy (anonymous):

so it would be -1/8??

OpenStudy (anonymous):

we said its the NEGATIVE reciprocal

OpenStudy (anonymous):

so you take the reciprocal of -8 which is -1/8 and then you take the negative of that

OpenStudy (anonymous):

- and - makes?

OpenStudy (anonymous):

+

OpenStudy (anonymous):

so the answer is?

OpenStudy (anonymous):

c. 1/8

OpenStudy (anonymous):

goodgood

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

now give me a shiny medal and fan me "P

OpenStudy (anonymous):

:p gotta go now but see you later

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