The range is -infinity to infinity
Answer:400 multiplied by 5 percent then later multiplied by one, Answer: 20$
Step-by-step explanation:
It should be 12×18. 1:3 means you take where it's at, at 1 and multiply it's size by 3.
An= A1 r ^(n-1)
An= -4 (-3)^(n-1)
An= -4 (-3)^(7-1)
An= -4 (729)
An= -2916
I think this is right :)