2 years ago

(a+2)(a-1) - (a+1)(a-2), if a = 2

Mathematics

1 answer:

Artist 52 [7]2 years ago

8 0

Answer:

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

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