Answer:
2√21
Step-by-step explanation:
√81 is √4 times √21
Since √4 is a perfect square, √4 = 2
We are left with 2 times √21
2√21
Answer:16
Step-by-step explanation:8 times 2
A geometric sequence is a sequence of numbers that follows a pattern were the next term is found by multiplying by a constant called the common ratio, r.
Answer:
The answer looks to be 35! See where the line stops in bettween 30 and 40?^^
Hope this helps! Let me know if its correct or not!