# Question #6f584

##### 2 Answers

Jan 13, 2018

#### Explanation:

The

The tenth term is

Jan 13, 2018

#### Explanation:

#"the n th term of a geometric sequence is "#

#â€¢color(white)(x)a_n=ar^(n-1)#

#"where a is the first term and r the common ratio"#

#"here "a=2" and "r=sqrt2#

#rArra_(10)=2xx(sqrt2)^9#

#["note that "(sqrt2)^2=2]#

#rArra_(10)=2xx2^4sqrt2=2^5sqrt2=32sqrt2#