Answer:
an + 1 = an + 2n -1 ,a 1=1
a8= 50
Step-by-step explanation:
an+1=an+2n-1,a1=1
a6=a5+2x5-1
a6=26
a7=26+11
a7=37
a8=37+13
a8=50
Left side goes up 5 right side goes up 7
The rate of change between 5,15 is 10
30 is your mystery answer :)
Answer:
The answer is a 150% increase!
Step-by-step explanation:
For 5 movie tickets it’s $45 and for 11 it’s $99
