C
the sum to infinity of a geometric series = 
where a is the first term and r the common ratio
=
= 81 × 3 = 243
I can help u but just give me 5 mins or 2 to help u :) ill get back to u right away
Answer:
x < -4
I have attached the graph of the equation below and it looks exactly the same to the graph given!
Hope this helps!
Here is the graph of the equation above:
Answer:
Step-by-step explanation:
√x^72 = √(x^36)^2 = x^36
Answer: 45 and 25
Step-by-step explanation:
Given
Five years ago victor was twice as old as his daughter
Suppose the current age of victor and his daughter are x and y
For five years ago

In 10 years sum of their ages is 90

On solving (i) and (ii) we get

So, the current age of victor is 45 and his daughter is 25