Solve the Problem $\sqrt { 2 }$
A) $18 + 10 \sqrt { 2 }$

Multiple Choice

Solve the problem.
-In an arithmetic sequence, find the first term if the 11 th term is 18 and the difference is $\sqrt { 2 }$ .

A) $18 + 10 \sqrt { 2 }$
B) $18 - 10 \sqrt { 2 }$
C) $18 - 11 \sqrt { 2 }$
D) $18 + 11 \sqrt { 2 }$