Mathematics 87 Online
OpenStudy (anonymous):

Given the sequence 2, 6, 18, 54, ..., which expression shown would give the fifteenth term?

OpenStudy (anonymous):

9,565,938.

OpenStudy (anonymous):

how to find it bobby

OpenStudy (anonymous):

how do i find it?

OpenStudy (anonymous):

it is a sequence right which sequence it is ?? first u have to identify the sequence

OpenStudy (anonymous):

2, 6, 18, 54, ....,................ right can u see any pattern in these numbers

OpenStudy (anonymous):

there all even?

OpenStudy (anonymous):

Think about what has to be done to 2 to make it 6. Then what has to be done to 6 to make it 18...

OpenStudy (anonymous):

there all times three

OpenStudy (anonymous):

like 2 times 3 is six six times three is 18

OpenStudy (anonymous):

right bobby thanks fewscrew

OpenStudy (anonymous):

that is every suceeding number is equal to 3 times that of preceeding number right

OpenStudy (anonymous):

so it would be 2 *3 15

OpenStudy (anonymous):

no no it is not like that

OpenStudy (anonymous):

every next number is equal to 3 X previous number right