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Inessa [10]
3 years ago
7

If r(x) = 2x^2 – 5x + 1, find r(x + 2)

Mathematics
1 answer:
quester [9]3 years ago
3 0

Step-by-step explanation:

1 Expand by distributing terms.

rx+r×2

2 Regroup terms.

rx+2r

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