What is th answer n2 +20 in the first terms

In the question it is given ,

nth tem of sequence is n²+20

So, first term is (1)²+20=21

Second term is (2)²+20=24

Third term is (3)²+20=29

brainliest please :) hope this helped

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

do you have a picture of the table