Question

Find the 22nd term of the arithmetic sequence whose common difference is d=2 and first term is a1 = -25

Answer 1

Hello

a=-25

d=2

a22=a+(n-1)d

=-25+(22-1)2

=-25+(21)2

=-25+42

=17

Explanation:

Answer 2

17

Explanation:

an=a1+(n-1)d

a22=-25+21(2)

a22=17