Question

Identify the 31st term of an arithmetic sequence where a1 = 26 and a22 = -226.

Answer 1

a22 = -226
a1+(n-1)d=-226
26+(22-1)d=-226
d=-12

\[T_{31}=a+(n-1)d\]
26+(31-1)(-12)=-334

Answer 2

wb this one
identify the 27th term of an arithmetic sequence where a1 = 38 and a17 = -74.

Answer 3

Identify the 42nd term of an arithmetic sequence where a1 = -12 and a27 = 66