Invisible braces would cost 5300. I think that’s it. Hope that helped
Answer:
EZ
Step-by-step explanation:
A. 15 Percent
B. 40 Percent
The geometric sequence is a sequence in which the proceeding number is equal to the preceeding number multiplied by a ratio. The expression that represents this sequence is an = a1*r^(n-1) where r is the ratio and n is an integer. This type of formula is exponential
To solve the equation:

Therefore, the answer is u=19.
Hope it helps!