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Drupady
[299]
3 years ago
13
5x-6y + 2z = 21 2x + 3y - 3z =-9 -3x + 9y - 4z =-24 Mml..
Mathematics
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1
answer:
vodomira
[7]
3 years ago
8
0
Answer:
(f+g)(x)
f(x)= x-3, g(x)= 2x+8
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