Answer:
-663
Step-by-step explanation:
The nth term of an arithmetic sequence is:
aₙ = a₁ + d (n − 1)
The first term is -14, and the common difference is -11. So the nth term is:
aₙ = -14 + (-11) (n − 1)
So the 60th term is:
a₆₀ = -14 + (-11) (60 − 1)
a₆₀ = -663
