3 years ago

1. (a+2)²

Mathematics

2 answers:

myrzilka [38]3 years ago

6 0

Answer:

a² + 4a + 4

Step-by-step explanation:

(a + 2) ² = (a + 2) ( a + 2)

= a ( a + 2) + 2 ( a + 2)

= a² + 2a + 2a + 4

= a² + 4a + 4

krok68 [10]3 years ago

6 0

huh? sorry idont know the answer

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