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Mathematics 8 Online
OpenStudy (otonogold):

what is the simplest form of the radical expression √2+√5/√2-√5 ??

OpenStudy (ajprincess):

R u familiar with conjugate?

OpenStudy (otonogold):

Yes, I worked it out but Im not sure if my answer is right, I did the FOIL Method.

OpenStudy (otonogold):

(sqrt2+sqrt5)(sqrt2-sqrt5)=(sqrt2^2-sqrtf^2) (sqrt2*2-sqrt5*2+sqrt5*2-sqrt5*5) sqrt4-sqrt25 2-5 -3 is the numerator Denominator (sqrt2)^2-(sqrt5)^2

OpenStudy (otonogold):

Would it be (-7-2 sqrt 10) /3 ?

OpenStudy (ajprincess):

|dw:1389246790859:dw| yup right:)

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