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Mathematics 24 Online
OpenStudy (anonymous):

If c & d = c^2 + d^2 - 4, then 2 & 1= ?

OpenStudy (shubhamsrg):

c=2 and d=1 .. substitute and simplify ..

OpenStudy (anonymous):

-1?

OpenStudy (shubhamsrg):

nopes..what eqn you used?

OpenStudy (anonymous):

|dw:1351514815700:dw|

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