Notice this is a geometric progression since each number multiplied by some factor equals the next number in the sequence, in this case,

Then by applying the formula for sum to infinity of a geometric progression,
Answer:
y = 4x - 1
Step-by-step explanation:
Answer: i have absolutely no idea
Step-by-step explanation:
First you would start getting the denominators to the same number and you could do this by multiplying 9/10 by 4, and 7/8 by 5 to get the denominators to 40 and when you add the fractions you get 71/40 so the answer would be D. About 2
Answer:
x≥22.162162
Step-by-step explanation:
happy to help ya :)