Question

What is the 85th term of the arithmetic sequence
−25,−37,−49,

Answer 1

a(85) = -1033

Explanation:

Explicit Arithmetic Sequence:

an = a1 + d(n-1)

d = -12 (by -37 + 25)

a(85) = -25 + -12(85-1)

a(85) = -1033

Explanation: