Sequences and Series Question
View this question.
Add this question to a group or test by clicking the appropriate button below.
Grade 10 Sequences and Series CCSS: HSF-IF.A.3
A certain geometric sequence is defined by the function f(x)=512⋅(12)x-1,x∈ℤ+, where ℤ+ indicates the positive integers. What is the value of f(3.5)? Round your answer to one decimal place, if necessary.
- 90.5
- 64
- 128
- This value cannot be evaluated for this function, since it is not in the domain.