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OpenStudy (anonymous):
2r2 + 3s3 - r2 + 4t2 - r2 if r = -2, s = -3, and t = 5
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OpenStudy (cj49):
substitue the values in the equation
OpenStudy (cj49):
2(-2)^2 + 3(-3)^3 - (-2)^2 +4(5)^2-(-2)^2
OpenStudy (cj49):
wud u be able to slove it now??
OpenStudy (anonymous):
yes
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