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Andrej [43]
3 years ago
11

Algebraic expressions

Mathematics
1 answer:
Ede4ka [16]3 years ago
7 0

Answer:

10y^2-3xy+6x

Step-by-step explanation:

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Answer:

Step-by-step explanation:

9x⁴ – 2x² – 7 = 0

Let's say that u = x²:

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Step-by-step explanation:

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