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liberstina [14]
3 years ago
8

J= -8c^2 - 4cd - d^2 k= -3c^2 +7cd - 3d^2 j+k =

Mathematics
1 answer:
irina [24]3 years ago
6 0
J=-8c²-4cd-d²
k=-3c²+7cd-3d²
j+k=
-8c²-4cd-d²-3c²+7cd-3d²
-11c²-4d²+3cd
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Step-by-step explanation:

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