Question

me ajudar por favor gente ​

Answer 1

a² + 2a + 3

a) a = 2

2² + 2 . 2 + 3

2 . 2 + 2 . 2 + 3

4 + 4 + 3 = 11

b) a = 4

4² + 2 . 4 + 3

4 . 4 + 2 . 4 + 3

16 + 8 + 3 = 27

c) a = 5

5² + 2 . 5 + 3

5 . 5 + 2 . 5 + 3

25 + 10 + 3 = 38

d) a = 7

7² + 2 . 7 + 3

7 . 7 + 2 . 7 + 3

49 + 14 + 3 = 66

e) a = 8

8² + 2 . 8 + 3

8 . 8 + 2 . 8 + 3

64 + 16 + 3 = 83