# Find the common ratio for the following geometric sequence? 0.75, 1.5, 3, 6, . . .

##
3

1.5

2

0.75

3

1.5

2

0.75

##### 2 Answers

Apr 19, 2017

#### Explanation:

A geometric sequence can be written in the form:

**Check:**

Apr 19, 2017

#### Explanation:

#"the standard geometric sequence is."#

#a, ar, ar^2, ar^3,........, ar^(n-1)#

#"where r is the common ratio"#

#r=(a_2)/(a_1)=(a_3)/(a_2)=...... =(a^n)/(a^(n-1))#

#rArrr=1.5/0.75=3/1.5=2#