[((2 / 75.5) - 3) * 2]3 (make 3 an exponent.)
Check the picture below
area of a triangle is 1/2 bh
Answer:
How does it need solved? By graphing? Substitution?
Step-by-step explanation:
Answer:
Your answer is correct. The series is a geometric series with common ratio -1/4 and first term 40. So each term is:
an = 40 (-1/4)^(n−1)
So the sum of the first 10 terms is:
∑(n=1 to 10) [ 40 (-1/4)^(n−1) ]
