The rule of geometric sequence is ⇒⇒⇒ a * r^(n-1)
Where a is the first term and r is the common ratio
for the given sequence √5 , √10 , 2√5 , .......
a = √5
r = √10 / √5 = √2
The ninth term = √5 * (√2)^(9-1) = √5 * (√2)⁸ = 16 √5
the correct answer is the third option 16√5
100p? if you would like to explain what the variable p is i could help out
Answer:
A, B, D
Step-by-step explanation:
Use the LCM to help...
C is the best one I'm pretty sure it makes the most sense
