Ответ:
Объяснение:
3d -( 9d^2)/(3d-2)= [3d(3d-2)-9d^2]/(3d-2)=-6d/(3d-2)
-6d/(3d-2)=(6*2)/(3*2-2)=-12/(6-2)=-12/4=-3 esli d=2
3д -3д/-2 = 3×2-(3×2/-2) = 6- 6/-2 = 6 - (-3) = 6+3=9
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Ответ:
Объяснение:
3d -( 9d^2)/(3d-2)= [3d(3d-2)-9d^2]/(3d-2)=-6d/(3d-2)
-6d/(3d-2)=(6*2)/(3*2-2)=-12/(6-2)=-12/4=-3 esli d=2
Ответ:
3д -3д/-2 = 3×2-(3×2/-2) = 6- 6/-2 = 6 - (-3) = 6+3=9
9