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OpenStudy (anonymous):
evaluate the expression for r = 2 and t = 7 3(r^2+ t) - r ^2
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OpenStudy (anonymous):
@AlexandervonHumboldt2
OpenStudy (alexandervonhumboldt2):
3*(4+7)-4=33-4=?????????
OpenStudy (anonymous):
30 lol
OpenStudy (alexandervonhumboldt2):
no
OpenStudy (anonymous):
oops its subtraction lol i meant 29
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OpenStudy (alexandervonhumboldt2):
29
OpenStudy (alexandervonhumboldt2):
correct
OpenStudy (anonymous):
i tagged you in a new one
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