geometric and arithmetic sequences

Front

Which EXPLICIT function describes the sequence 3, 7, 11, 15, ...? Options: f(1)=3; f(n)=f(n-1)+4, f(1)=4; f(n)=f(n-1)+3, f(x)=3x+4, f(x)=4x-1

Back

f(x)=4x-1

Front

Which EXPLICIT function describes the sequence 500, 250, 125, ... ?

Back

f(x)=1000(1/2)^x

Front

Is this sequence arithmetic, geometric, or neither?
{26, 22, 18, 14, ...}

Back

Arithmetic

Front

Is this sequence Arithmetic, Geometric, or Neither?
{2, 9, 7, 14, 12, 19, ... }

Back

Neither

Front

What is the 38th term of this sequence?
{26, 22, 18, 14, ... }

Back

-122

Front

What is the common difference in this sequence?
{48, 32, 16, 0, ... }

Back

-16

Front

Find the 10th term of this sequence:
{96, 48, 24, 12, ... }

Back

3/16

Front

Dividing by 5 is the same as...

Back

× 1/5

Front

What are the first three terms of the sequence defined by the equation a_n = 7 + (n - 1)5?

Back

7, 12, 17

Front

This is an arithmetic sequence. 5, 2, –1, –4, . . . What is a₇ ?

Back

-13