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Trigonometry 30 Online
OpenStudy (anonymous):

find two pairs of polar coordinates for points(2sqrt3,-2) satisfying -2pi

OpenStudy (anonymous):

any body help plz............

OpenStudy (anonymous):

@pgpilot326 this is my question

OpenStudy (anonymous):

@pgpilot326 help me plz tomorrow is my quiz.... :(

OpenStudy (anonymous):

same thing applies to your problem.

OpenStudy (anonymous):

draw the pic, find r and theta.

OpenStudy (anonymous):

yes but i have already got agle -30 should i subtract it from 2pi??

OpenStudy (anonymous):

yes theta is -30

OpenStudy (anonymous):

you don't need to subtract, theta is already in the needed interval

OpenStudy (anonymous):

ok so -30 is my required angle??

OpenStudy (anonymous):

yeah, or -pi/6. however you're supposed to write it. also, the question asks for 2 pairs of coordinates. as such, consider using -r as the radius and making the angle be opposite where it points.|dw:1387480757939:dw|

OpenStudy (anonymous):

|dw:1387480864191:dw|

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