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Masja [62]
3 years ago
9

(a+2)(a-1) - (a+1)(a-2), if a = 2​

Mathematics
1 answer:
Artist 52 [7]3 years ago
8 0

Answer:

4

Step-by-step explanation:

(a+2)(a-1) - (a+1)(a-2)

put a=2

(2+2)(2-1) - (2+1)(2-2)

4*1 -3*0

4-0

4

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