Question

Find the 82nd term of the arithmetic sequence -10,6,22

Answer 1

a(82) =1286

Explanation:

a(n) = a +(n-1)d

a=-10

d=6+10=22-6=16

°.° a(n) = -10 +(n–1)16

a(82) = -10 +(82–1)16

=-10+(81x16)

=1286

hope this helps