if tan =-1/3 and 90… - QuestionCove

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Mathematics 12 Online

OpenStudy (anonymous):

if tan =-1/3 and 90 degrees is less than equal to theta less than equal to 180 degrees, what is the exact Value of sec theta. I KNOW THE ANSWER I JUST NEED HELP

11 years ago

OpenStudy (noelgreco):

Which quadrant?

11 years ago

OpenStudy (anonymous):

not really sure on this one

11 years ago

OpenStudy (anonymous):

not to good with tan

11 years ago

OpenStudy (noelgreco):

If\[90 \le \theta \le 180\] which quadrant are you in? Don't worry about the trig function yet.

11 years ago

OpenStudy (anonymous):

2nd quadrant

11 years ago

OpenStudy (noelgreco):

Good. Now draw a terminal side in the 2nd quadrant like before.

11 years ago

OpenStudy (anonymous):

ok hold on

11 years ago

OpenStudy (anonymous):

|dw:1416776196748:dw|

11 years ago

OpenStudy (noelgreco):

|dw:1416776301119:dw| Remember tan x = opp/adj

11 years ago

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