He increased by 29% because you just add up the percentage
Answer:
9
Step-by-step explanation:
Y intercept when x = 0
Y = 9
I guess you are asking to find the sum of the first 8 terms. If so, then:
Sum = a₁(1-rⁿ)/(1-r), where a₁ is the 1st term, r=common ratio and n=number of terms:
the 1st term a₁ =3
common ratio r = - 2 (since -6/3 = - 2, and 12/-6 = - 2, etc.)
Sum = 3[(1- (-2)⁸]/(1-2) = 3(1- 256)/(1/2)
Sum = -1530
Answer:
34.9
Step-by-step explanation:
Because if you multiply then divide by 2 that will help you alot.
Blue: 6/20 or 1/5
Red: 3/20
Yellow: 2/20 or 1/10
Hope this helps
